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52,520

52,520 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 Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
16 bits
Reversed
2,525
Recamán's sequence
a(143,419) = 52,520
Square (n²)
2,758,350,400
Cube (n³)
144,868,563,008,000
Divisor count
32
σ(n) — sum of divisors
128,520
φ(n) — Euler's totient
19,200
Sum of prime factors
125

Primality

Prime factorization: 2 3 × 5 × 13 × 101

Nearest primes: 52,517 (−3) · 52,529 (+9)

Divisors & multiples

All divisors (32)
1 · 2 · 4 · 5 · 8 · 10 · 13 · 20 · 26 · 40 · 52 · 65 · 101 · 104 · 130 · 202 · 260 · 404 · 505 · 520 · 808 · 1010 · 1313 · 2020 · 2626 · 4040 · 5252 · 6565 · 10504 · 13130 · 26260 (half) · 52520
Aliquot sum (sum of proper divisors): 76,000
Factor pairs (a × b = 52,520)
1 × 52520
2 × 26260
4 × 13130
5 × 10504
8 × 6565
10 × 5252
13 × 4040
20 × 2626
26 × 2020
40 × 1313
52 × 1010
65 × 808
101 × 520
104 × 505
130 × 404
202 × 260
First multiples
52,520 · 105,040 (double) · 157,560 · 210,080 · 262,600 · 315,120 · 367,640 · 420,160 · 472,680 · 525,200

Sums & aliquot sequence

As a sum of two squares: 38² + 226² = 82² + 214² = 122² + 194² = 158² + 166²
As consecutive integers: 10,502 + 10,503 + 10,504 + 10,505 + 10,506 4,034 + 4,035 + … + 4,046 3,275 + 3,276 + … + 3,290 776 + 777 + … + 840
Aliquot sequence: 52,520 76,000 120,560 187,456 201,164 150,880 230,144 260,416 297,876 406,828 364,292 284,104 280,196 280,252 280,308 493,836 823,284 — unresolved within range

Representations

In words
fifty-two thousand five hundred twenty
Ordinal
52520th
Binary
1100110100101000
Octal
146450
Hexadecimal
0xCD28
Base64
zSg=
One's complement
13,015 (16-bit)
In other bases
ternary (3) 2200001012
quaternary (4) 30310220
quinary (5) 3140040
senary (6) 1043052
septenary (7) 306056
nonary (9) 80035
undecimal (11) 36506
duodecimal (12) 26488
tridecimal (13) 1aba0
tetradecimal (14) 151d6
pentadecimal (15) 10865

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆
Greek (Milesian)
͵νβφκʹ
Mayan (base 20)
𝋦·𝋫·𝋦·𝋠
Chinese
五萬二千五百二十
Chinese (financial)
伍萬貳仟伍佰貳拾
In other modern scripts
Eastern Arabic ٥٢٥٢٠ Devanagari ५२५२० Bengali ৫২৫২০ Tamil ௫௨௫௨௦ Thai ๕๒๕๒๐ Tibetan ༥༢༥༢༠ Khmer ៥២៥២០ Lao ໕໒໕໒໐ Burmese ၅၂၅၂၀

Digit at this position in famous constants

π — Pi (π)
Digit 52,520 = 5
e — Euler's number (e)
Digit 52,520 = 5
φ — Golden ratio (φ)
Digit 52,520 = 4
√2 — Pythagoras's (√2)
Digit 52,520 = 3
ln 2 — Natural log of 2
Digit 52,520 = 3
γ — Euler-Mascheroni (γ)
Digit 52,520 = 9

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 52520, here are decompositions:

  • 3 + 52517 = 52520
  • 19 + 52501 = 52520
  • 31 + 52489 = 52520
  • 67 + 52453 = 52520
  • 151 + 52369 = 52520
  • 157 + 52363 = 52520
  • 199 + 52321 = 52520
  • 229 + 52291 = 52520

Showing the first eight; more decompositions exist.

Unicode codepoint
Hangul Syllable Cwan
U+CD28
Other letter (Lo)

UTF-8 encoding: EC B4 A8 (3 bytes).

Hex color
#00CD28
RGB(0, 205, 40)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.205.40.

Address
0.0.205.40
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.205.40

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

Position in π

The digit sequence 52520 first appears in π at position 24,217 of the decimal expansion (the 24,217ordinal-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.