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10,012

10,012 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.).
Deficient Number Harshad / Niven Odious Number Pernicious Number Recamán's Sequence

Properties

Parity
Even
Digit count
5
Digit sum
4
Digit product
0
Digital root
4
Palindrome
No
Bit width
14 bits
Reversed
21,001
Recamán's sequence
a(6,675) = 10,012
Square (n²)
100,240,144
Cube (n³)
1,003,604,321,728
Divisor count
6
σ(n) — sum of divisors
17,528
φ(n) — Euler's totient
5,004
Sum of prime factors
2,507

Primality

Prime factorization: 2 2 × 2503

Nearest primes: 10,009 (−3) · 10,037 (+25)

Divisors & multiples

All divisors (6)
1 · 2 · 4 · 2503 · 5006 (half) · 10012
Aliquot sum (sum of proper divisors): 7,516
Factor pairs (a × b = 10,012)
1 × 10012
2 × 5006
4 × 2503
First multiples
10,012 · 20,024 (double) · 30,036 · 40,048 · 50,060 · 60,072 · 70,084 · 80,096 · 90,108 · 100,120

Sums & aliquot sequence

As consecutive integers: 1,248 + 1,249 + … + 1,255
Aliquot sequence: 10,012 7,516 5,644 4,940 6,820 9,308 8,332 6,256 7,136 6,976 6,994 4,346 2,458 1,232 1,744 1,666 1,412 — unresolved within range

Representations

In words
ten thousand twelve
Ordinal
10012th
Binary
10011100011100
Octal
23434
Hexadecimal
0x271C
Base64
Jxw=
One's complement
55,523 (16-bit)
In other bases
ternary (3) 111201211
quaternary (4) 2130130
quinary (5) 310022
senary (6) 114204
septenary (7) 41122
nonary (9) 14654
undecimal (11) 7582
duodecimal (12) 5964
tridecimal (13) 4732
tetradecimal (14) 3912
pentadecimal (15) 2e77

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓂍𓎆𓏺𓏺
Greek (Milesian)
͵ιιβʹ
Mayan (base 20)
𝋡·𝋥·𝋠·𝋬
Chinese
一萬零一十二
Chinese (financial)
壹萬零壹拾貳
In other modern scripts
Eastern Arabic ١٠٠١٢ Devanagari १००१२ Bengali ১০০১২ Tamil ௧௦௦௧௨ Thai ๑๐๐๑๒ Tibetan ༡༠༠༡༢ Khmer ១០០១២ Lao ໑໐໐໑໒ Burmese ၁၀၀၁၂

Digit at this position in famous constants

π — Pi (π)
Digit 10,012 = 1
e — Euler's number (e)
Digit 10,012 = 7
φ — Golden ratio (φ)
Digit 10,012 = 0
√2 — Pythagoras's (√2)
Digit 10,012 = 0
ln 2 — Natural log of 2
Digit 10,012 = 1
γ — Euler-Mascheroni (γ)
Digit 10,012 = 2

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 10012, here are decompositions:

  • 3 + 10009 = 10012
  • 5 + 10007 = 10012
  • 71 + 9941 = 10012
  • 83 + 9929 = 10012
  • 89 + 9923 = 10012
  • 173 + 9839 = 10012
  • 179 + 9833 = 10012
  • 263 + 9749 = 10012

Showing the first eight; more decompositions exist.

Unicode codepoint
Heavy Open Centre Cross
U+271C
Other symbol (So)

UTF-8 encoding: E2 9C 9C (3 bytes).

Hex color
#00271C
RGB(0, 39, 28)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.39.28.

Address
0.0.39.28
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.39.28

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

Position in π

The digit sequence 10012 first appears in π at position 49,229 of the decimal expansion (the 49,229ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.