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1,029,072

1,029,072 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.).

1,029,072 (one million twenty-nine thousand seventy-two) is an even 7-digit number. It is a composite number with 40 divisors, and factors as 2⁴ × 3 × 11 × 1,949. Its proper divisors sum to 1,872,528, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFB3D0.

Abundant Number Arithmetic Number Evil Number Gapful Number Happy Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
21
Digit product
0
Digital root
3
Palindrome
No
Bit width
20 bits
Reversed
2,709,201
Square (n²)
1,058,989,181,184
Cube (n³)
1,089,776,114,659,381,248
Divisor count
40
σ(n) — sum of divisors
2,901,600
φ(n) — Euler's totient
311,680
Sum of prime factors
1,971

Primality

Prime factorization: 2 4 × 3 × 11 × 1949

Nearest primes: 1,029,037 (−35) · 1,029,103 (+31)

Divisors & multiples

All divisors (40)
1 · 2 · 3 · 4 · 6 · 8 · 11 · 12 · 16 · 22 · 24 · 33 · 44 · 48 · 66 · 88 · 132 · 176 · 264 · 528 · 1949 · 3898 · 5847 · 7796 · 11694 · 15592 · 21439 · 23388 · 31184 · 42878 · 46776 · 64317 · 85756 · 93552 · 128634 · 171512 · 257268 · 343024 · 514536 (half) · 1029072
Aliquot sum (sum of proper divisors): 1,872,528
Factor pairs (a × b = 1,029,072)
1 × 1029072
2 × 514536
3 × 343024
4 × 257268
6 × 171512
8 × 128634
11 × 93552
12 × 85756
16 × 64317
22 × 46776
24 × 42878
33 × 31184
44 × 23388
48 × 21439
66 × 15592
88 × 11694
132 × 7796
176 × 5847
264 × 3898
528 × 1949
First multiples
1,029,072 · 2,058,144 (double) · 3,087,216 · 4,116,288 · 5,145,360 · 6,174,432 · 7,203,504 · 8,232,576 · 9,261,648 · 10,290,720

Sums & aliquot sequence

As consecutive integers: 343,023 + 343,024 + 343,025 93,547 + 93,548 + … + 93,557 32,143 + 32,144 + … + 32,174 31,168 + 31,169 + … + 31,200
Aliquot sequence: 1,029,072 1,872,528 3,656,880 8,946,480 18,788,352 36,255,168 70,333,392 111,361,328 120,998,800 192,075,780 387,108,924 516,962,244 689,283,020 927,347,380 1,043,548,652 782,898,124 594,744,324 — unresolved within range

Continued fraction of √n

√1,029,072 = [1014; (2, 3, 5, 1, 11, 3, 4, 20, 1, 2, 5, 1, 3, 2, 1, 1, 5, 2, 4, 3, 1, 1, 4, 7, …)]

Representations

In words
one million twenty-nine thousand seventy-two
Ordinal
1029072nd
Binary
11111011001111010000
Octal
3731720
Hexadecimal
0xFB3D0
Base64
D7PQ
One's complement
4,293,938,223 (32-bit)
Scientific notation
1.029072 × 10⁶
As a duration
1,029,072 s = 11 days, 21 hours, 51 minutes, 12 seconds
In other bases
ternary (3) 1221021121210
quaternary (4) 3323033100
quinary (5) 230412242
senary (6) 34020120
septenary (7) 11514132
nonary (9) 1837553
undecimal (11) 643180
duodecimal (12) 417640
tridecimal (13) 2a0525
tetradecimal (14) 1cb052
pentadecimal (15) 154d9c

As an angle

1,029,072° = 2,858 × 360° + 192°
192° ≈ 3.351 rad
Compass bearing: SSW (south-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零二萬九千零七十二
Chinese (financial)
壹佰零貳萬玖仟零柒拾貳
In other modern scripts
Eastern Arabic ١٠٢٩٠٧٢ Devanagari १०२९०७२ Bengali ১০২৯০৭২ Tamil ௧௦௨௯௦௭௨ Thai ๑๐๒๙๐๗๒ Tibetan ༡༠༢༩༠༧༢ Khmer ១០២៩០៧២ Lao ໑໐໒໙໐໗໒ Burmese ၁၀၂၉၀၇၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1029072, here are decompositions:

  • 59 + 1029013 = 1029072
  • 71 + 1029001 = 1029072
  • 73 + 1028999 = 1029072
  • 103 + 1028969 = 1029072
  • 131 + 1028941 = 1029072
  • 179 + 1028893 = 1029072
  • 199 + 1028873 = 1029072
  • 229 + 1028843 = 1029072

Showing the first eight; more decompositions exist.

Hex color
#0FB3D0
RGB(15, 179, 208)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.179.208.

Address
0.15.179.208
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.179.208

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 2, 9072 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 9072-02-01 (DMMYYYY (Euro, single-digit day))
  • 9072-10-02 (MMDYYYY (US, single-digit day))
  • 9072-02-10 (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 1,029,072 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°.