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52,100

52,100 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.).

52,100 (fifty-two thousand one hundred) is an even 5-digit number. It is a composite number with 18 divisors, and factors as 2² × 5² × 521. Its proper divisors sum to 61,174, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xCB84.

Abundant Number Arithmetic Number Cube-Free Gapful Number Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
5
Digit sum
8
Digit product
0
Digital root
8
Palindrome
No
Bit width
16 bits
Reversed
125
Square (n²)
2,714,410,000
Cube (n³)
141,420,761,000,000
Divisor count
18
σ(n) — sum of divisors
113,274
φ(n) — Euler's totient
20,800
Sum of prime factors
535

Primality

Prime factorization: 2 2 × 5 2 × 521

Nearest primes: 52,081 (−19) · 52,103 (+3)

Divisors & multiples

All divisors (18)
1 · 2 · 4 · 5 · 10 · 20 · 25 · 50 · 100 · 521 · 1042 · 2084 · 2605 · 5210 · 10420 · 13025 · 26050 (half) · 52100
Aliquot sum (sum of proper divisors): 61,174
Factor pairs (a × b = 52,100)
1 × 52100
2 × 26050
4 × 13025
5 × 10420
10 × 5210
20 × 2605
25 × 2084
50 × 1042
100 × 521
First multiples
52,100 · 104,200 (double) · 156,300 · 208,400 · 260,500 · 312,600 · 364,700 · 416,800 · 468,900 · 521,000

Sums & aliquot sequence

As a sum of two squares: 32² + 226² = 94² + 208² = 110² + 200²
As consecutive integers: 10,418 + 10,419 + 10,420 + 10,421 + 10,422 6,509 + 6,510 + … + 6,516 2,072 + 2,073 + … + 2,096 1,283 + 1,284 + … + 1,322
Aliquot sequence: 52,100 61,174 32,066 16,036 13,644 20,936 18,334 9,746 6,238 3,122 2,254 1,850 1,684 1,270 1,034 694 350 — unresolved within range

Continued fraction of √n

√52,100 = [228; (3, 1, 13, 1, 40, 1, 1, 3, 6, 1, 5, 1, 1, 3, 4, 3, 1, 1, 5, 1, 6, 3, 1, 1, …)]

Period length 30 — the block in parentheses repeats forever.

Representations

In words
fifty-two thousand one hundred
Ordinal
52100th
Binary
1100101110000100
Octal
145604
Hexadecimal
0xCB84
Base64
y4Q=
One's complement
13,435 (16-bit)
Scientific notation
5.21 × 10⁴
As a duration
52,100 s = 14 hours, 28 minutes, 20 seconds
In other bases
ternary (3) 2122110122
quaternary (4) 30232010
quinary (5) 3131400
senary (6) 1041112
septenary (7) 304616
nonary (9) 78418
undecimal (11) 36164
duodecimal (12) 26198
tridecimal (13) 1a939
tetradecimal (14) 14db6
pentadecimal (15) 10685

As an angle

52,100° = 144 × 360° + 260°
260° ≈ 4.538 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢
Greek (Milesian)
͵νβρʹ
Mayan (base 20)
𝋦·𝋪·𝋥·𝋠
Chinese
五萬二千一百
Chinese (financial)
伍萬貳仟壹佰
In other modern scripts
Eastern Arabic ٥٢١٠٠ Devanagari ५२१०० Bengali ৫২১০০ Tamil ௫௨௧௦௦ Thai ๕๒๑๐๐ Tibetan ༥༢༡༠༠ Khmer ៥២១០០ Lao ໕໒໑໐໐ Burmese ၅၂၁၀၀

Digit at this position in famous constants

π — Pi (π)
Digit 52,100 = 6
e — Euler's number (e)
Digit 52,100 = 4
φ — Golden ratio (φ)
Digit 52,100 = 9
√2 — Pythagoras's (√2)
Digit 52,100 = 6
ln 2 — Natural log of 2
Digit 52,100 = 5
γ — Euler-Mascheroni (γ)
Digit 52,100 = 8

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 52100, here are decompositions:

  • 19 + 52081 = 52100
  • 31 + 52069 = 52100
  • 43 + 52057 = 52100
  • 73 + 52027 = 52100
  • 79 + 52021 = 52100
  • 109 + 51991 = 52100
  • 127 + 51973 = 52100
  • 151 + 51949 = 52100

Showing the first eight; more decompositions exist.

Unicode codepoint
Hangul Syllable Jjwen
U+CB84
Other letter (Lo)

UTF-8 encoding: EC AE 84 (3 bytes).

Hex color
#00CB84
RGB(0, 203, 132)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.203.132.

Address
0.0.203.132
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.203.132

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

Position in π

The digit sequence 52100 first appears in π at position 52,519 of the decimal expansion (the 52,519ordinal-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.

Related reading

  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.