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10,120

10,120 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 Evil Number Gapful Number Harshad / Niven Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
4
Digit product
0
Digital root
4
Palindrome
No
Bit width
14 bits
Reversed
2,101
Recamán's sequence
a(5,499) = 10,120
Square (n²)
102,414,400
Cube (n³)
1,036,433,728,000
Divisor count
32
σ(n) — sum of divisors
25,920
φ(n) — Euler's totient
3,520
Sum of prime factors
45

Primality

Prime factorization: 2 3 × 5 × 11 × 23

Nearest primes: 10,111 (−9) · 10,133 (+13)

Divisors & multiples

All divisors (32)
1 · 2 · 4 · 5 · 8 · 10 · 11 · 20 · 22 · 23 · 40 · 44 · 46 · 55 · 88 · 92 · 110 · 115 · 184 · 220 · 230 · 253 · 440 · 460 · 506 · 920 · 1012 · 1265 · 2024 · 2530 · 5060 (half) · 10120
Aliquot sum (sum of proper divisors): 15,800
Factor pairs (a × b = 10,120)
1 × 10120
2 × 5060
4 × 2530
5 × 2024
8 × 1265
10 × 1012
11 × 920
20 × 506
22 × 460
23 × 440
40 × 253
44 × 230
46 × 220
55 × 184
88 × 115
92 × 110
First multiples
10,120 · 20,240 (double) · 30,360 · 40,480 · 50,600 · 60,720 · 70,840 · 80,960 · 91,080 · 101,200

Sums & aliquot sequence

As consecutive integers: 2,022 + 2,023 + 2,024 + 2,025 + 2,026 915 + 916 + … + 925 625 + 626 + … + 640 429 + 430 + … + 451
Aliquot sequence: 10,120 15,800 21,400 28,820 37,708 34,364 32,668 24,508 22,364 16,780 18,500 22,996 17,254 8,630 6,922 3,464 3,046 — unresolved within range

Representations

In words
ten thousand one hundred twenty
Ordinal
10120th
Binary
10011110001000
Octal
23610
Hexadecimal
0x2788
Base64
J4g=
One's complement
55,415 (16-bit)
In other bases
ternary (3) 111212211
quaternary (4) 2132020
quinary (5) 310440
senary (6) 114504
septenary (7) 41335
nonary (9) 14784
undecimal (11) 7670
duodecimal (12) 5a34
tridecimal (13) 47b6
tetradecimal (14) 398c
pentadecimal (15) 2eea

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓂍𓍢𓎆𓎆
Greek (Milesian)
͵ιρκʹ
Mayan (base 20)
𝋡·𝋥·𝋦·𝋠
Chinese
一萬零一百二十
Chinese (financial)
壹萬零壹佰貳拾
In other modern scripts
Eastern Arabic ١٠١٢٠ Devanagari १०१२० Bengali ১০১২০ Tamil ௧௦௧௨௦ Thai ๑๐๑๒๐ Tibetan ༡༠༡༢༠ Khmer ១០១២០ Lao ໑໐໑໒໐ Burmese ၁၀၁၂၀

Digit at this position in famous constants

π — Pi (π)
Digit 10,120 = 5
e — Euler's number (e)
Digit 10,120 = 8
φ — Golden ratio (φ)
Digit 10,120 = 5
√2 — Pythagoras's (√2)
Digit 10,120 = 0
ln 2 — Natural log of 2
Digit 10,120 = 7
γ — Euler-Mascheroni (γ)
Digit 10,120 = 4

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 10120, here are decompositions:

  • 17 + 10103 = 10120
  • 29 + 10091 = 10120
  • 41 + 10079 = 10120
  • 53 + 10067 = 10120
  • 59 + 10061 = 10120
  • 83 + 10037 = 10120
  • 113 + 10007 = 10120
  • 179 + 9941 = 10120

Showing the first eight; more decompositions exist.

Unicode codepoint
Dingbat Circled Sans-Serif Digit Nine
U+2788
Other number (No)

UTF-8 encoding: E2 9E 88 (3 bytes).

Hex color
#002788
RGB(0, 39, 136)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.39.136.

Address
0.0.39.136
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.39.136

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

Position in π

The digit sequence 10120 first appears in π at position 85,350 of the decimal expansion (the 85,350ordinal-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.