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Number

57,131

57,131 is a prime, odd.

Arithmetic Number Deficient Number Odious Number Pernicious Number Prime Recamán's Sequence Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
17
Digit product
105
Digital root
8
Palindrome
No
Bit width
16 bits
Reversed
13,175
Recamán's sequence
a(56,950) = 57,131
Square (n²)
3,263,951,161
Cube (n³)
186,472,793,779,091
Divisor count
2
σ(n) — sum of divisors
57,132
φ(n) — Euler's totient
57,130

Primality

57,131 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 57131
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 57,131)
1 × 57131
First multiples
57,131 · 114,262 (double) · 171,393 · 228,524 · 285,655 · 342,786 · 399,917 · 457,048 · 514,179 · 571,310

Sums & aliquot sequence

As consecutive integers: 28,565 + 28,566

Representations

In words
fifty-seven thousand one hundred thirty-one
Ordinal
57131st
Binary
1101111100101011
Octal
157453
Hexadecimal
0xDF2B
Base64
3ys=
One's complement
8,404 (16-bit)
In other bases
ternary (3) 2220100222
quaternary (4) 31330223
quinary (5) 3312011
senary (6) 1120255
septenary (7) 325364
nonary (9) 86328
undecimal (11) 39a18
duodecimal (12) 2908b
tridecimal (13) 20009
tetradecimal (14) 16b6b
pentadecimal (15) 11ddb

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓏺
Greek (Milesian)
͵νζρλαʹ
Mayan (base 20)
𝋧·𝋢·𝋰·𝋫
Chinese
五萬七千一百三十一
Chinese (financial)
伍萬柒仟壹佰參拾壹
In other modern scripts
Eastern Arabic ٥٧١٣١ Devanagari ५७१३१ Bengali ৫৭১৩১ Tamil ௫௭௧௩௧ Thai ๕๗๑๓๑ Tibetan ༥༧༡༣༡ Khmer ៥៧១៣១ Lao ໕໗໑໓໑ Burmese ၅၇၁၃၁

Digit at this position in famous constants

π — Pi (π)
Digit 57,131 = 1
e — Euler's number (e)
Digit 57,131 = 3
φ — Golden ratio (φ)
Digit 57,131 = 5
√2 — Pythagoras's (√2)
Digit 57,131 = 4
ln 2 — Natural log of 2
Digit 57,131 = 9
γ — Euler-Mascheroni (γ)
Digit 57,131 = 0

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 57,119 (gap of 12)
  • Next prime: 57,139 (gap of 8)
Hex color
#00DF2B
RGB(0, 223, 43)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.223.43.

Address
0.0.223.43
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.223.43

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

Position in π

The digit sequence 57131 first appears in π at position 98,535 of the decimal expansion (the 98,535ordinal-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.