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13,936

13,936 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 Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
22
Digit product
486
Digital root
4
Palindrome
No
Bit width
14 bits
Reversed
63,931
Recamán's sequence
a(20,844) = 13,936
Square (n²)
194,212,096
Cube (n³)
2,706,539,769,856
Divisor count
20
σ(n) — sum of divisors
29,512
φ(n) — Euler's totient
6,336
Sum of prime factors
88

Primality

Prime factorization: 2 4 × 13 × 67

Nearest primes: 13,933 (−3) · 13,963 (+27)

Divisors & multiples

All divisors (20)
1 · 2 · 4 · 8 · 13 · 16 · 26 · 52 · 67 · 104 · 134 · 208 · 268 · 536 · 871 · 1072 · 1742 · 3484 · 6968 (half) · 13936
Aliquot sum (sum of proper divisors): 15,576
Factor pairs (a × b = 13,936)
1 × 13936
2 × 6968
4 × 3484
8 × 1742
13 × 1072
16 × 871
26 × 536
52 × 268
67 × 208
104 × 134
First multiples
13,936 · 27,872 (double) · 41,808 · 55,744 · 69,680 · 83,616 · 97,552 · 111,488 · 125,424 · 139,360

Sums & aliquot sequence

As consecutive integers: 1,066 + 1,067 + … + 1,078 420 + 421 + … + 451 175 + 176 + … + 241
Aliquot sequence: 13,936 15,576 27,624 41,496 92,904 180,696 271,104 452,472 746,328 1,312,512 2,182,728 3,274,152 6,081,048 11,198,952 20,217,048 30,970,152 57,325,848 — unresolved within range

Representations

In words
thirteen thousand nine hundred thirty-six
Ordinal
13936th
Binary
11011001110000
Octal
33160
Hexadecimal
0x3670
Base64
NnA=
One's complement
51,599 (16-bit)
In other bases
ternary (3) 201010011
quaternary (4) 3121300
quinary (5) 421221
senary (6) 144304
septenary (7) 55426
nonary (9) 21104
undecimal (11) a51a
duodecimal (12) 8094
tridecimal (13) 6460
tetradecimal (14) 5116
pentadecimal (15) 41e1

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιγϡλϛʹ
Mayan (base 20)
𝋡·𝋮·𝋰·𝋰
Chinese
一萬三千九百三十六
Chinese (financial)
壹萬參仟玖佰參拾陸
In other modern scripts
Eastern Arabic ١٣٩٣٦ Devanagari १३९३६ Bengali ১৩৯৩৬ Tamil ௧௩௯௩௬ Thai ๑๓๙๓๖ Tibetan ༡༣༩༣༦ Khmer ១៣៩៣៦ Lao ໑໓໙໓໖ Burmese ၁၃၉၃၆

Digit at this position in famous constants

π — Pi (π)
Digit 13,936 = 6
e — Euler's number (e)
Digit 13,936 = 0
φ — Golden ratio (φ)
Digit 13,936 = 6
√2 — Pythagoras's (√2)
Digit 13,936 = 5
ln 2 — Natural log of 2
Digit 13,936 = 2
γ — Euler-Mascheroni (γ)
Digit 13,936 = 3

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 13936, here are decompositions:

  • 3 + 13933 = 13936
  • 5 + 13931 = 13936
  • 23 + 13913 = 13936
  • 29 + 13907 = 13936
  • 53 + 13883 = 13936
  • 59 + 13877 = 13936
  • 107 + 13829 = 13936
  • 137 + 13799 = 13936

Showing the first eight; more decompositions exist.

Unicode codepoint
CJK Unified Ideograph-3670
U+3670
Other letter (Lo)

UTF-8 encoding: E3 99 B0 (3 bytes).

Hex color
#003670
RGB(0, 54, 112)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.54.112.

Address
0.0.54.112
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.54.112

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

Position in π

The digit sequence 13936 first appears in π at position 43,122 of the decimal expansion (the 43,122ordinal-suffix:nd 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.