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53,021

53,021 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 Evil Number Recamán's Sequence Semiprime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
16 bits
Reversed
12,035
Recamán's sequence
a(61,082) = 53,021
Square (n²)
2,811,226,441
Cube (n³)
149,054,037,128,261
Divisor count
4
σ(n) — sum of divisors
54,492
φ(n) — Euler's totient
51,552
Sum of prime factors
1,470

Primality

Prime factorization: 37 × 1433

Nearest primes: 53,017 (−4) · 53,047 (+26)

Divisors & multiples

All divisors (4)
1 · 37 · 1433 · 53021
Aliquot sum (sum of proper divisors): 1,471
Factor pairs (a × b = 53,021)
1 × 53021
37 × 1433
First multiples
53,021 · 106,042 (double) · 159,063 · 212,084 · 265,105 · 318,126 · 371,147 · 424,168 · 477,189 · 530,210

Sums & aliquot sequence

As a sum of two squares: 11² + 230² = 85² + 214²
As consecutive integers: 26,510 + 26,511 1,415 + 1,416 + … + 1,451 680 + 681 + … + 753
Aliquot sequence: 53,021 1,471 1 0 — terminates at zero

Representations

In words
fifty-three thousand twenty-one
Ordinal
53021st
Binary
1100111100011101
Octal
147435
Hexadecimal
0xCF1D
Base64
zx0=
One's complement
12,514 (16-bit)
In other bases
ternary (3) 2200201202
quaternary (4) 30330131
quinary (5) 3144041
senary (6) 1045245
septenary (7) 310403
nonary (9) 80652
undecimal (11) 36921
duodecimal (12) 26825
tridecimal (13) 1b197
tetradecimal (14) 15473
pentadecimal (15) 10a9b

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓎆𓎆𓏺
Greek (Milesian)
͵νγκαʹ
Mayan (base 20)
𝋦·𝋬·𝋫·𝋡
Chinese
五萬三千零二十一
Chinese (financial)
伍萬參仟零貳拾壹
In other modern scripts
Eastern Arabic ٥٣٠٢١ Devanagari ५३०२१ Bengali ৫৩০২১ Tamil ௫௩௦௨௧ Thai ๕๓๐๒๑ Tibetan ༥༣༠༢༡ Khmer ៥៣០២១ Lao ໕໓໐໒໑ Burmese ၅၃၀၂၁

Digit at this position in famous constants

π — Pi (π)
Digit 53,021 = 8
e — Euler's number (e)
Digit 53,021 = 1
φ — Golden ratio (φ)
Digit 53,021 = 2
√2 — Pythagoras's (√2)
Digit 53,021 = 7
ln 2 — Natural log of 2
Digit 53,021 = 9
γ — Euler-Mascheroni (γ)
Digit 53,021 = 5

Also seen as

Unicode codepoint
Hangul Syllable Kyeog
U+CF1D
Other letter (Lo)

UTF-8 encoding: EC BC 9D (3 bytes).

Hex color
#00CF1D
RGB(0, 207, 29)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.207.29.

Address
0.0.207.29
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.207.29

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

Position in π

The digit sequence 53021 first appears in π at position 231,990 of the decimal expansion (the 231,990ordinal-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.