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1,013,812

1,013,812 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.).

1,013,812 (one million thirteen thousand eight hundred twelve) is an even 7-digit number. It is a composite number with 18 divisors, and factors as 2² × 17² × 877. Written other ways, in hexadecimal, 0xF7834.

Cube-Free Deficient Number Odious Number Pernicious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
16
Digit product
0
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
2,183,101
Square (n²)
1,027,814,771,344
Cube (n³)
1,042,010,948,965,803,328
Divisor count
18
σ(n) — sum of divisors
1,886,822
φ(n) — Euler's totient
476,544
Sum of prime factors
915

Primality

Prime factorization: 2 2 × 17 2 × 877

Nearest primes: 1,013,791 (−21) · 1,013,813 (+1)

Divisors & multiples

All divisors (18)
1 · 2 · 4 · 17 · 34 · 68 · 289 · 578 · 877 · 1156 · 1754 · 3508 · 14909 · 29818 · 59636 · 253453 · 506906 (half) · 1013812
Aliquot sum (sum of proper divisors): 873,010
Factor pairs (a × b = 1,013,812)
1 × 1013812
2 × 506906
4 × 253453
17 × 59636
34 × 29818
68 × 14909
289 × 3508
578 × 1754
877 × 1156
First multiples
1,013,812 · 2,027,624 (double) · 3,041,436 · 4,055,248 · 5,069,060 · 6,082,872 · 7,096,684 · 8,110,496 · 9,124,308 · 10,138,120

Sums & aliquot sequence

As a sum of two squares: 204² + 986² = 284² + 966² = 644² + 774²
As consecutive integers: 126,723 + 126,724 + … + 126,730 59,628 + 59,629 + … + 59,644 7,387 + 7,388 + … + 7,522 3,364 + 3,365 + … + 3,652
Aliquot sequence: 1,013,812 873,010 723,086 667,954 477,134 349,714 202,526 103,978 77,624 73,096 63,974 35,386 21,818 10,912 13,280 18,472 16,178 — unresolved within range

Continued fraction of √n

√1,013,812 = [1006; (1, 7, 2, 95, 2, 2, 1, 2, 1, 12, 1, 3, 1, 1, 1, 3, 2, 1, 1, 1, 7, 6, 1, 5, …)]

Representations

In words
one million thirteen thousand eight hundred twelve
Ordinal
1013812th
Binary
11110111100000110100
Octal
3674064
Hexadecimal
0xF7834
Base64
D3g0
One's complement
4,293,953,483 (32-bit)
Scientific notation
1.013812 × 10⁶
As a duration
1,013,812 s = 11 days, 17 hours, 36 minutes, 52 seconds
In other bases
ternary (3) 1220111200121
quaternary (4) 3313200310
quinary (5) 224420222
senary (6) 33421324
septenary (7) 11421502
nonary (9) 1814617
undecimal (11) 632768
duodecimal (12) 40a844
tridecimal (13) 2965b7
tetradecimal (14) 1c5672
pentadecimal (15) 1505c7

As an angle

1,013,812° = 2,816 × 360° + 52°
52° ≈ 0.908 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓏺𓏺
Chinese
一百零一萬三千八百一十二
Chinese (financial)
壹佰零壹萬參仟捌佰壹拾貳
In other modern scripts
Eastern Arabic ١٠١٣٨١٢ Devanagari १०१३८१२ Bengali ১০১৩৮১২ Tamil ௧௦௧௩௮௧௨ Thai ๑๐๑๓๘๑๒ Tibetan ༡༠༡༣༨༡༢ Khmer ១០១៣៨១២ Lao ໑໐໑໓໘໑໒ Burmese ၁၀၁၃၈၁၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1013812, here are decompositions:

  • 71 + 1013741 = 1013812
  • 83 + 1013729 = 1013812
  • 101 + 1013711 = 1013812
  • 113 + 1013699 = 1013812
  • 131 + 1013681 = 1013812
  • 281 + 1013531 = 1013812
  • 311 + 1013501 = 1013812
  • 383 + 1013429 = 1013812

Showing the first eight; more decompositions exist.

Hex color
#0F7834
RGB(15, 120, 52)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.120.52.

Address
0.15.120.52
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.120.52

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 1, 3812 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 3812-10-01 (MMDYYYY (US, single-digit day))
  • 3812-01-10 (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 1,013,812 and was likely granted around 1911.

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°.