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1,036,728

1,036,728 is a composite number, even.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).

1,036,728 (one million thirty-six thousand seven hundred twenty-eight) is an even 7-digit number. It is a composite number with 144 divisors, and factors as 2³ × 3² × 7 × 11² × 17. Its proper divisors sum to 2,697,912, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFD1B8.

Abundant Number Arithmetic Number Evil Number Gapful Number Practical Number Weird Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
27
Digit product
0
Digital root
9
Palindrome
No
Bit width
20 bits
Reversed
8,276,301
Square (n²)
1,074,804,945,984
Cube (n³)
1,114,280,382,040,100,352
Divisor count
144
σ(n) — sum of divisors
3,734,640
φ(n) — Euler's totient
253,440
Sum of prime factors
58

Primality

Prime factorization: 2 3 × 3 2 × 7 × 11 2 × 17

Nearest primes: 1,036,681 (−47) · 1,036,729 (+1)

Divisors & multiples

All divisors (144)
1 · 2 · 3 · 4 · 6 · 7 · 8 · 9 · 11 · 12 · 14 · 17 · 18 · 21 · 22 · 24 · 28 · 33 · 34 · 36 · 42 · 44 · 51 · 56 · 63 · 66 · 68 · 72 · 77 · 84 · 88 · 99 · 102 · 119 · 121 · 126 · 132 · 136 · 153 · 154 · 168 · 187 · 198 · 204 · 231 · 238 · 242 · 252 · 264 · 306 · 308 · 357 · 363 · 374 · 396 · 408 · 462 · 476 · 484 · 504 · 561 · 612 · 616 · 693 · 714 · 726 · 748 · 792 · 847 · 924 · 952 · 968 · 1071 · 1089 · 1122 · 1224 · 1309 · 1386 · 1428 · 1452 · 1496 · 1683 · 1694 · 1848 · 2057 · 2142 · 2178 · 2244 · 2541 · 2618 · 2772 · 2856 · 2904 · 3366 · 3388 · 3927 · 4114 · 4284 · 4356 · 4488 · 5082 · 5236 · 5544 · 6171 · 6732 · 6776 · 7623 · 7854 · 8228 · 8568 · 8712 · 10164 · 10472 · 11781 · 12342 · 13464 · 14399 · 15246 · 15708 · 16456 · 18513 · 20328 · 23562 · 24684 · 28798 · 30492 · 31416 · 37026 · 43197 · 47124 · 49368 · 57596 · 60984 · 74052 · 86394 · 94248 · 115192 · 129591 · 148104 · 172788 · 259182 · 345576 · 518364 (half) · 1036728
Aliquot sum (sum of proper divisors): 2,697,912
Factor pairs (a × b = 1,036,728)
1 × 1036728
2 × 518364
3 × 345576
4 × 259182
6 × 172788
7 × 148104
8 × 129591
9 × 115192
11 × 94248
12 × 86394
14 × 74052
17 × 60984
18 × 57596
21 × 49368
22 × 47124
24 × 43197
28 × 37026
33 × 31416
34 × 30492
36 × 28798
42 × 24684
44 × 23562
51 × 20328
56 × 18513
63 × 16456
66 × 15708
68 × 15246
72 × 14399
77 × 13464
84 × 12342
88 × 11781
99 × 10472
102 × 10164
119 × 8712
121 × 8568
126 × 8228
132 × 7854
136 × 7623
153 × 6776
154 × 6732
168 × 6171
187 × 5544
198 × 5236
204 × 5082
231 × 4488
238 × 4356
242 × 4284
252 × 4114
264 × 3927
306 × 3388
308 × 3366
357 × 2904
363 × 2856
374 × 2772
396 × 2618
408 × 2541
462 × 2244
476 × 2178
484 × 2142
504 × 2057
561 × 1848
612 × 1694
616 × 1683
693 × 1496
714 × 1452
726 × 1428
748 × 1386
792 × 1309
847 × 1224
924 × 1122
952 × 1089
968 × 1071
First multiples
1,036,728 · 2,073,456 (double) · 3,110,184 · 4,146,912 · 5,183,640 · 6,220,368 · 7,257,096 · 8,293,824 · 9,330,552 · 10,367,280

Sums & aliquot sequence

As consecutive integers: 345,575 + 345,576 + 345,577 148,101 + 148,102 + … + 148,107 115,188 + 115,189 + … + 115,196 94,243 + 94,244 + … + 94,253
Aliquot sequence: 1,036,728 2,697,912 5,894,568 10,070,082 14,550,030 30,612,978 46,226,862 67,096,530 107,354,682 125,247,168 242,961,392 227,776,336 239,500,676 194,889,364 146,167,030 116,933,642 83,524,054 — unresolved within range

Continued fraction of √n

√1,036,728 = [1018; (5, 24, 1, 15, 1, 6, 1, 1, 1, 11, 2, 1, 1, 16, 4, 3, 2, 3, 2, 2, 2, 16, 2, 2, …)]

Period length 44 — the block in parentheses repeats forever.

Representations

In words
one million thirty-six thousand seven hundred twenty-eight
Ordinal
1036728th
Binary
11111101000110111000
Octal
3750670
Hexadecimal
0xFD1B8
Base64
D9G4
One's complement
4,293,930,567 (32-bit)
Scientific notation
1.036728 × 10⁶
As a duration
1,036,728 s = 11 days, 23 hours, 58 minutes, 48 seconds
In other bases
ternary (3) 1221200010100
quaternary (4) 3331012320
quinary (5) 231133403
senary (6) 34115400
septenary (7) 11545350
nonary (9) 1850110
undecimal (11) 648a00
duodecimal (12) 41bb60
tridecimal (13) 2a3b64
tetradecimal (14) 1cdb60
pentadecimal (15) 1572a3

As an angle

1,036,728° = 2,879 × 360° + 288°
288° ≈ 5.027 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零三萬六千七百二十八
Chinese (financial)
壹佰零參萬陸仟柒佰貳拾捌
In other modern scripts
Eastern Arabic ١٠٣٦٧٢٨ Devanagari १०३६७२८ Bengali ১০৩৬৭২৮ Tamil ௧௦௩௬௭௨௮ Thai ๑๐๓๖๗๒๘ Tibetan ༡༠༣༦༧༢༨ Khmer ១០៣៦៧២៨ Lao ໑໐໓໖໗໒໘ Burmese ၁၀၃၆၇၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1036728, here are decompositions:

  • 47 + 1036681 = 1036728
  • 59 + 1036669 = 1036728
  • 61 + 1036667 = 1036728
  • 67 + 1036661 = 1036728
  • 79 + 1036649 = 1036728
  • 97 + 1036631 = 1036728
  • 109 + 1036619 = 1036728
  • 149 + 1036579 = 1036728

Showing the first eight; more decompositions exist.

Hex color
#0FD1B8
RGB(15, 209, 184)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.209.184.

Address
0.15.209.184
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.209.184

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 3, 6728 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 6728-03-01 (DMMYYYY (Euro, single-digit day))
  • 6728-10-03 (MMDYYYY (US, single-digit day))
  • 6728-03-10 (DDMYYYY (Euro, single-digit month))
Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 1,036,728 and was likely granted around 1912.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.