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55,831

55,831 is a composite number, odd.

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 Recamán's Sequence Semiprime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
22
Digit product
600
Digital root
4
Palindrome
No
Bit width
16 bits
Reversed
13,855
Recamán's sequence
a(292,158) = 55,831
Square (n²)
3,117,100,561
Cube (n³)
174,030,841,421,191
Divisor count
4
σ(n) — sum of divisors
57,664
φ(n) — Euler's totient
54,000
Sum of prime factors
1,832

Primality

Prime factorization: 31 × 1801

Nearest primes: 55,829 (−2) · 55,837 (+6)

Divisors & multiples

All divisors (4)
1 · 31 · 1801 · 55831
Aliquot sum (sum of proper divisors): 1,833
Factor pairs (a × b = 55,831)
1 × 55831
31 × 1801
First multiples
55,831 · 111,662 (double) · 167,493 · 223,324 · 279,155 · 334,986 · 390,817 · 446,648 · 502,479 · 558,310

Sums & aliquot sequence

As consecutive integers: 27,915 + 27,916 1,786 + 1,787 + … + 1,816 870 + 871 + … + 931
Aliquot sequence: 55,831 1,833 855 705 447 153 81 40 50 43 1 0 — terminates at zero

Representations

In words
fifty-five thousand eight hundred thirty-one
Ordinal
55831st
Binary
1101101000010111
Octal
155027
Hexadecimal
0xDA17
Base64
2hc=
One's complement
9,704 (16-bit)
In other bases
ternary (3) 2211120211
quaternary (4) 31220113
quinary (5) 3241311
senary (6) 1110251
septenary (7) 321526
nonary (9) 84524
undecimal (11) 38a46
duodecimal (12) 28387
tridecimal (13) 1c549
tetradecimal (14) 164bd
pentadecimal (15) 11821

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺
Greek (Milesian)
͵νεωλαʹ
Mayan (base 20)
𝋦·𝋳·𝋫·𝋫
Chinese
五萬五千八百三十一
Chinese (financial)
伍萬伍仟捌佰參拾壹
In other modern scripts
Eastern Arabic ٥٥٨٣١ Devanagari ५५८३१ Bengali ৫৫৮৩১ Tamil ௫௫௮௩௧ Thai ๕๕๘๓๑ Tibetan ༥༥༨༣༡ Khmer ៥៥៨៣១ Lao ໕໕໘໓໑ Burmese ၅၅၈၃၁

Digit at this position in famous constants

π — Pi (π)
Digit 55,831 = 7
e — Euler's number (e)
Digit 55,831 = 9
φ — Golden ratio (φ)
Digit 55,831 = 6
√2 — Pythagoras's (√2)
Digit 55,831 = 0
ln 2 — Natural log of 2
Digit 55,831 = 8
γ — Euler-Mascheroni (γ)
Digit 55,831 = 0

Also seen as

Hex color
#00DA17
RGB(0, 218, 23)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.218.23.

Address
0.0.218.23
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.218.23

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

Position in π

The digit sequence 55831 first appears in π at position 149,734 of the decimal expansion (the 149,734ordinal-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.