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31,364

31,364 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.).
Arithmetic Number Deficient Number Odious Number Pernicious Number Recamán's Sequence

Properties

Parity
Even
Digit count
5
Digit sum
17
Digit product
216
Digital root
8
Palindrome
No
Bit width
15 bits
Reversed
46,313
Recamán's sequence
a(30,935) = 31,364
Square (n²)
983,700,496
Cube (n³)
30,852,782,356,544
Divisor count
6
σ(n) — sum of divisors
54,894
φ(n) — Euler's totient
15,680
Sum of prime factors
7,845

Primality

Prime factorization: 2 2 × 7841

Nearest primes: 31,357 (−7) · 31,379 (+15)

Divisors & multiples

All divisors (6)
1 · 2 · 4 · 7841 · 15682 (half) · 31364
Aliquot sum (sum of proper divisors): 23,530
Factor pairs (a × b = 31,364)
1 × 31364
2 × 15682
4 × 7841
First multiples
31,364 · 62,728 (double) · 94,092 · 125,456 · 156,820 · 188,184 · 219,548 · 250,912 · 282,276 · 313,640

Sums & aliquot sequence

As a sum of two squares: 80² + 158²
As consecutive integers: 3,917 + 3,918 + … + 3,924
Aliquot sequence: 31,364 23,530 22,334 13,786 7,418 3,712 3,938 2,542 1,490 1,210 1,184 1,210 — enters a cycle

Representations

In words
thirty-one thousand three hundred sixty-four
Ordinal
31364th
Binary
111101010000100
Octal
75204
Hexadecimal
0x7A84
Base64
eoQ=
One's complement
34,171 (16-bit)
In other bases
ternary (3) 1121000122
quaternary (4) 13222010
quinary (5) 2000424
senary (6) 401112
septenary (7) 160304
nonary (9) 47018
undecimal (11) 21623
duodecimal (12) 16198
tridecimal (13) 11378
tetradecimal (14) b604
pentadecimal (15) 945e

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
Greek (Milesian)
͵λατξδʹ
Mayan (base 20)
𝋣·𝋲·𝋨·𝋤
Chinese
三萬一千三百六十四
Chinese (financial)
參萬壹仟參佰陸拾肆
In other modern scripts
Eastern Arabic ٣١٣٦٤ Devanagari ३१३६४ Bengali ৩১৩৬৪ Tamil ௩௧௩௬௪ Thai ๓๑๓๖๔ Tibetan ༣༡༣༦༤ Khmer ៣១៣៦៤ Lao ໓໑໓໖໔ Burmese ၃၁၃၆၄

Digit at this position in famous constants

π — Pi (π)
Digit 31,364 = 4
e — Euler's number (e)
Digit 31,364 = 0
φ — Golden ratio (φ)
Digit 31,364 = 4
√2 — Pythagoras's (√2)
Digit 31,364 = 5
ln 2 — Natural log of 2
Digit 31,364 = 6
γ — Euler-Mascheroni (γ)
Digit 31,364 = 1

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 31364, here are decompositions:

  • 7 + 31357 = 31364
  • 31 + 31333 = 31364
  • 37 + 31327 = 31364
  • 43 + 31321 = 31364
  • 97 + 31267 = 31364
  • 127 + 31237 = 31364
  • 181 + 31183 = 31364
  • 211 + 31153 = 31364

Showing the first eight; more decompositions exist.

Unicode codepoint
CJK Unified Ideograph-7A84
U+7A84
Other letter (Lo)

UTF-8 encoding: E7 AA 84 (3 bytes).

Hex color
#007A84
RGB(0, 122, 132)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.122.132.

Address
0.0.122.132
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.122.132

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

Position in π

The digit sequence 31364 first appears in π at position 31,524 of the decimal expansion (the 31,524ordinal-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.