number.wiki
Number

56,131

56,131 is a prime, odd.

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

Properties

Parity
Odd
Digit count
5
Digit sum
16
Digit product
90
Digital root
7
Palindrome
No
Bit width
16 bits
Reversed
13,165
Recamán's sequence
a(21,518) = 56,131
Square (n²)
3,150,689,161
Cube (n³)
176,851,333,296,091
Divisor count
2
σ(n) — sum of divisors
56,132
φ(n) — Euler's totient
56,130

Primality

56,131 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 56131
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 56,131)
1 × 56131
First multiples
56,131 · 112,262 (double) · 168,393 · 224,524 · 280,655 · 336,786 · 392,917 · 449,048 · 505,179 · 561,310

Sums & aliquot sequence

As consecutive integers: 28,065 + 28,066

Representations

In words
fifty-six thousand one hundred thirty-one
Ordinal
56131st
Binary
1101101101000011
Octal
155503
Hexadecimal
0xDB43
Base64
20M=
One's complement
9,404 (16-bit)
In other bases
ternary (3) 2211222221
quaternary (4) 31231003
quinary (5) 3244011
senary (6) 1111511
septenary (7) 322435
nonary (9) 84887
undecimal (11) 39199
duodecimal (12) 28597
tridecimal (13) 1c71a
tetradecimal (14) 16655
pentadecimal (15) 11971

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓏺
Greek (Milesian)
͵νϛρλαʹ
Mayan (base 20)
𝋧·𝋠·𝋦·𝋫
Chinese
五萬六千一百三十一
Chinese (financial)
伍萬陸仟壹佰參拾壹
In other modern scripts
Eastern Arabic ٥٦١٣١ Devanagari ५६१३१ Bengali ৫৬১৩১ Tamil ௫௬௧௩௧ Thai ๕๖๑๓๑ Tibetan ༥༦༡༣༡ Khmer ៥៦១៣១ Lao ໕໖໑໓໑ Burmese ၅၆၁၃၁

Digit at this position in famous constants

π — Pi (π)
Digit 56,131 = 1
e — Euler's number (e)
Digit 56,131 = 8
φ — Golden ratio (φ)
Digit 56,131 = 8
√2 — Pythagoras's (√2)
Digit 56,131 = 4
ln 2 — Natural log of 2
Digit 56,131 = 9
γ — Euler-Mascheroni (γ)
Digit 56,131 = 7

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 56,123 (gap of 8)
  • Next prime: 56,149 (gap of 18)
Hex color
#00DB43
RGB(0, 219, 67)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.219.67.

Address
0.0.219.67
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.219.67

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

Position in π

The digit sequence 56131 first appears in π at position 4,243 of the decimal expansion (the 4,243ordinal-suffix:rd 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.