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20,132

20,132 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 Arithmetic Number Odious Number Pernicious Number Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
8
Digit product
0
Digital root
8
Palindrome
No
Bit width
15 bits
Reversed
23,102
Square (n²)
405,297,424
Cube (n³)
8,159,447,739,968
Divisor count
12
σ(n) — sum of divisors
40,320
φ(n) — Euler's totient
8,616
Sum of prime factors
730

Primality

Prime factorization: 2 2 × 7 × 719

Nearest primes: 20,129 (−3) · 20,143 (+11)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 7 · 14 · 28 · 719 · 1438 · 2876 · 5033 · 10066 (half) · 20132
Aliquot sum (sum of proper divisors): 20,188
Factor pairs (a × b = 20,132)
1 × 20132
2 × 10066
4 × 5033
7 × 2876
14 × 1438
28 × 719
First multiples
20,132 · 40,264 (double) · 60,396 · 80,528 · 100,660 · 120,792 · 140,924 · 161,056 · 181,188 · 201,320

Sums & aliquot sequence

As consecutive integers: 2,873 + 2,874 + … + 2,879 2,513 + 2,514 + … + 2,520 332 + 333 + … + 387
Aliquot sequence: 20,132 20,188 21,308 21,364 22,526 16,114 11,534 6,226 3,998 2,002 2,030 2,290 1,850 1,684 1,270 1,034 694 — unresolved within range

Representations

In words
twenty thousand one hundred thirty-two
Ordinal
20132nd
Binary
100111010100100
Octal
47244
Hexadecimal
0x4EA4
Base64
TqQ=
One's complement
45,403 (16-bit)
In other bases
ternary (3) 1000121122
quaternary (4) 10322210
quinary (5) 1121012
senary (6) 233112
septenary (7) 112460
nonary (9) 30548
undecimal (11) 14142
duodecimal (12) b798
tridecimal (13) 9218
tetradecimal (14) 74a0
pentadecimal (15) 5e72

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓍢𓎆𓎆𓎆𓏺𓏺
Greek (Milesian)
͵κρλβʹ
Mayan (base 20)
𝋢·𝋪·𝋦·𝋬
Chinese
二萬零一百三十二
Chinese (financial)
貳萬零壹佰參拾貳
In other modern scripts
Eastern Arabic ٢٠١٣٢ Devanagari २०१३२ Bengali ২০১৩২ Tamil ௨௦௧௩௨ Thai ๒๐๑๓๒ Tibetan ༢༠༡༣༢ Khmer ២០១៣២ Lao ໒໐໑໓໒ Burmese ၂၀၁၃၂

Digit at this position in famous constants

π — Pi (π)
Digit 20,132 = 6
e — Euler's number (e)
Digit 20,132 = 7
φ — Golden ratio (φ)
Digit 20,132 = 7
√2 — Pythagoras's (√2)
Digit 20,132 = 7
ln 2 — Natural log of 2
Digit 20,132 = 6
γ — Euler-Mascheroni (γ)
Digit 20,132 = 2

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 20132, here are decompositions:

  • 3 + 20129 = 20132
  • 19 + 20113 = 20132
  • 31 + 20101 = 20132
  • 43 + 20089 = 20132
  • 61 + 20071 = 20132
  • 103 + 20029 = 20132
  • 109 + 20023 = 20132
  • 139 + 19993 = 20132

Showing the first eight; more decompositions exist.

Unicode codepoint
CJK Unified Ideograph-4Ea4
U+4EA4
Other letter (Lo)

UTF-8 encoding: E4 BA A4 (3 bytes).

Hex color
#004EA4
RGB(0, 78, 164)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.78.164.

Address
0.0.78.164
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.78.164

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

Possible US bank routing number

This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.

Routing number
000020132
Federal Reserve
United States Government

Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.

Position in π

The digit sequence 20132 first appears in π at position 17,783 of the decimal expansion (the 17,783ordinal-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.