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12,496

12,496 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.).
Abundant Number Gapful Number Harshad / Niven Heptagonal Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
22
Digit product
432
Digital root
4
Palindrome
No
Bit width
14 bits
Reversed
69,421
Recamán's sequence
a(21,792) = 12,496
Square (n²)
156,150,016
Cube (n³)
1,951,250,599,936
Divisor count
20
σ(n) — sum of divisors
26,784
φ(n) — Euler's totient
5,600
Sum of prime factors
90

Primality

Prime factorization: 2 4 × 11 × 71

Nearest primes: 12,491 (−5) · 12,497 (+1)

Divisors & multiples

All divisors (20)
1 · 2 · 4 · 8 · 11 · 16 · 22 · 44 · 71 · 88 · 142 · 176 · 284 · 568 · 781 · 1136 · 1562 · 3124 · 6248 (half) · 12496
Aliquot sum (sum of proper divisors): 14,288
Factor pairs (a × b = 12,496)
1 × 12496
2 × 6248
4 × 3124
8 × 1562
11 × 1136
16 × 781
22 × 568
44 × 284
71 × 176
88 × 142
First multiples
12,496 · 24,992 (double) · 37,488 · 49,984 · 62,480 · 74,976 · 87,472 · 99,968 · 112,464 · 124,960

Sums & aliquot sequence

As consecutive integers: 1,131 + 1,132 + … + 1,141 375 + 376 + … + 406 141 + 142 + … + 211
Aliquot sequence: 12,496 14,288 15,472 14,536 14,264 12,496 — enters a cycle

Representations

In words
twelve thousand four hundred ninety-six
Ordinal
12496th
Binary
11000011010000
Octal
30320
Hexadecimal
0x30D0
Base64
MNA=
One's complement
53,039 (16-bit)
In other bases
ternary (3) 122010211
quaternary (4) 3003100
quinary (5) 344441
senary (6) 133504
septenary (7) 51301
nonary (9) 18124
undecimal (11) 9430
duodecimal (12) 7294
tridecimal (13) 58c3
tetradecimal (14) 47a8
pentadecimal (15) 3a81

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιβυϟϛʹ
Mayan (base 20)
𝋡·𝋫·𝋤·𝋰
Chinese
一萬二千四百九十六
Chinese (financial)
壹萬貳仟肆佰玖拾陸
In other modern scripts
Eastern Arabic ١٢٤٩٦ Devanagari १२४९६ Bengali ১২৪৯৬ Tamil ௧௨௪௯௬ Thai ๑๒๔๙๖ Tibetan ༡༢༤༩༦ Khmer ១២៤៩៦ Lao ໑໒໔໙໖ Burmese ၁၂၄၉၆

Digit at this position in famous constants

π — Pi (π)
Digit 12,496 = 9
e — Euler's number (e)
Digit 12,496 = 9
φ — Golden ratio (φ)
Digit 12,496 = 7
√2 — Pythagoras's (√2)
Digit 12,496 = 5
ln 2 — Natural log of 2
Digit 12,496 = 9
γ — Euler-Mascheroni (γ)
Digit 12,496 = 8

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 12496, here are decompositions:

  • 5 + 12491 = 12496
  • 17 + 12479 = 12496
  • 23 + 12473 = 12496
  • 59 + 12437 = 12496
  • 83 + 12413 = 12496
  • 149 + 12347 = 12496
  • 167 + 12329 = 12496
  • 173 + 12323 = 12496

Showing the first eight; more decompositions exist.

Unicode codepoint
Katakana Letter Ba
U+30D0
Other letter (Lo)

UTF-8 encoding: E3 83 90 (3 bytes).

Hex color
#0030D0
RGB(0, 48, 208)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.48.208.

Address
0.0.48.208
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.48.208

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

Possible US bank routing number

This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.

Routing number
000012496
Federal Reserve
United States Government

Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.

Position in π

The digit sequence 12496 first appears in π at position 11,119 of the decimal expansion (the 11,119ordinal-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.