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1,054,728

1,054,728 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.).

1,054,728 (one million fifty-four thousand seven hundred twenty-eight) is an even 7-digit number. It is a composite number with 64 divisors, and factors as 2³ × 3³ × 19 × 257. Its proper divisors sum to 2,041,272, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x101808.

Abundant Number Arithmetic Number Evil Number Gapful Number Harshad / Niven Practical Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
27
Digit product
0
Digital root
9
Palindrome
No
Bit width
21 bits
Reversed
8,274,501
Square (n²)
1,112,451,153,984
Cube (n³)
1,173,333,380,739,236,352
Divisor count
64
σ(n) — sum of divisors
3,096,000
φ(n) — Euler's totient
331,776
Sum of prime factors
291

Primality

Prime factorization: 2 3 × 3 3 × 19 × 257

Nearest primes: 1,054,723 (−5) · 1,054,733 (+5)

Divisors & multiples

All divisors (64)
1 · 2 · 3 · 4 · 6 · 8 · 9 · 12 · 18 · 19 · 24 · 27 · 36 · 38 · 54 · 57 · 72 · 76 · 108 · 114 · 152 · 171 · 216 · 228 · 257 · 342 · 456 · 513 · 514 · 684 · 771 · 1026 · 1028 · 1368 · 1542 · 2052 · 2056 · 2313 · 3084 · 4104 · 4626 · 4883 · 6168 · 6939 · 9252 · 9766 · 13878 · 14649 · 18504 · 19532 · 27756 · 29298 · 39064 · 43947 · 55512 · 58596 · 87894 · 117192 · 131841 · 175788 · 263682 · 351576 · 527364 (half) · 1054728
Aliquot sum (sum of proper divisors): 2,041,272
Factor pairs (a × b = 1,054,728)
1 × 1054728
2 × 527364
3 × 351576
4 × 263682
6 × 175788
8 × 131841
9 × 117192
12 × 87894
18 × 58596
19 × 55512
24 × 43947
27 × 39064
36 × 29298
38 × 27756
54 × 19532
57 × 18504
72 × 14649
76 × 13878
108 × 9766
114 × 9252
152 × 6939
171 × 6168
216 × 4883
228 × 4626
257 × 4104
342 × 3084
456 × 2313
513 × 2056
514 × 2052
684 × 1542
771 × 1368
1026 × 1028
First multiples
1,054,728 · 2,109,456 (double) · 3,164,184 · 4,218,912 · 5,273,640 · 6,328,368 · 7,383,096 · 8,437,824 · 9,492,552 · 10,547,280

Sums & aliquot sequence

As consecutive integers: 351,575 + 351,576 + 351,577 117,188 + 117,189 + … + 117,196 65,913 + 65,914 + … + 65,928 55,503 + 55,504 + … + 55,521
Aliquot sequence: 1,054,728 2,041,272 3,487,368 5,231,112 7,921,368 20,187,432 37,706,508 71,224,132 71,224,188 121,129,092 230,494,908 420,318,276 720,547,212 1,446,539,892 2,410,900,044 4,449,574,836 8,747,833,164 — unresolved within range

Continued fraction of √n

√1,054,728 = [1026; (1, 2052)]

Period length 2 — the block in parentheses repeats forever.

Representations

In words
one million fifty-four thousand seven hundred twenty-eight
Ordinal
1054728th
Binary
100000001100000001000
Octal
4014010
Hexadecimal
0x101808
Base64
EBgI
One's complement
4,293,912,567 (32-bit)
Scientific notation
1.054728 × 10⁶
As a duration
1,054,728 s = 12 days, 4 hours, 58 minutes, 48 seconds
In other bases
ternary (3) 1222120211000
quaternary (4) 10001200020
quinary (5) 232222403
senary (6) 34335000
septenary (7) 11652003
nonary (9) 1876730
undecimal (11) 660484
duodecimal (12) 42a460
tridecimal (13) 2ac0cc
tetradecimal (14) 1d653a
pentadecimal (15) 15c7a3

As an angle

1,054,728° = 2,929 × 360° + 288°
288° ≈ 5.027 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬四千七百二十八
Chinese (financial)
壹佰零伍萬肆仟柒佰貳拾捌
In other modern scripts
Eastern Arabic ١٠٥٤٧٢٨ Devanagari १०५४७२८ Bengali ১০৫৪৭২৮ Tamil ௧௦௫௪௭௨௮ Thai ๑๐๕๔๗๒๘ Tibetan ༡༠༥༤༧༢༨ Khmer ១០៥៤៧២៨ Lao ໑໐໕໔໗໒໘ Burmese ၁၀၅၄၇၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1054728, here are decompositions:

  • 5 + 1054723 = 1054728
  • 7 + 1054721 = 1054728
  • 11 + 1054717 = 1054728
  • 61 + 1054667 = 1054728
  • 79 + 1054649 = 1054728
  • 89 + 1054639 = 1054728
  • 107 + 1054621 = 1054728
  • 131 + 1054597 = 1054728

Showing the first eight; more decompositions exist.

Hex color
#101808
RGB(16, 24, 8)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.24.8.

Address
0.16.24.8
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.24.8

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 5, 4728 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 4728-05-01 (DMMYYYY (Euro, single-digit day))
  • 4728-10-05 (MMDYYYY (US, single-digit day))
  • 4728-05-10 (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 1,054,728 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°.