Number

5,231

5,231 is a prime, odd.

Arithmetic Number Chen Prime Cousin Prime Deficient Number Evil Number Prime Recamán's Sequence Sexy Prime Sophie Germain Prime Squarefree Twin Prime

Properties

Parity: Odd
Digit count: 4
Digit sum: 11
Digit product: 30
Digital root: 2
Palindrome: No
Bit width: 13 bits
Reversed: 1,325
Recamán's sequence: a(4,674) = 5,231
Square (n²): 27,363,361
Cube (n³): 143,137,741,391
Divisor count: 2
σ(n) — sum of divisors: 5,232
φ(n) — Euler's totient: 5,230

Primality

5,231 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 5231

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 5,231)

1 × 5231

First multiples

5,231 · 10,462 (double) · 15,693 · 20,924 · 26,155 · 31,386 · 36,617 · 41,848 · 47,079 · 52,310

Sums & aliquot sequence

As consecutive integers: 2,615 + 2,616

Representations

In words: five thousand two hundred thirty-one
Ordinal: 5231st
Binary: 1010001101111
Octal: 12157
Hexadecimal: 0x146F
Base64: FG8=
One's complement: 60,304 (16-bit)

In other bases

ternary (3) 21011202

quaternary (4) 1101233

quinary (5) 131411

senary (6) 40115

septenary (7) 21152

nonary (9) 7152

undecimal (11) 3a26

duodecimal (12) 303b

tridecimal (13) 24c5

tetradecimal (14) 1c99

pentadecimal (15) 183b

Historical numeral systems

Babylonian (base 60): 𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹
Egyptian hieroglyphic: 𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓏺
Greek (Milesian): ͵εσλαʹ
Mayan (base 20): 𝋭·𝋡·𝋫
Chinese: 五千二百三十一
Chinese (financial): 伍仟貳佰參拾壹

In other modern scripts

Eastern Arabic ٥٢٣١ Devanagari ५२३१ Bengali ৫২৩১ Tamil ௫௨௩௧ Thai ๕๒๓๑ Tibetan ༥༢༣༡ Khmer ៥២៣១ Lao ໕໒໓໑ Burmese ၅၂၃၁

Digit at this position in famous constants

π — Pi (π): Digit 5,231 = 7
e — Euler's number (e): Digit 5,231 = 5
φ — Golden ratio (φ): Digit 5,231 = 3
√2 — Pythagoras's (√2): Digit 5,231 = 6
ln 2 — Natural log of 2: Digit 5,231 = 6
γ — Euler-Mascheroni (γ): Digit 5,231 = 3

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 5,227 (gap of 4)
Next prime: 5,233 (gap of 2)

Pair status: twin with 5233, cousin with 5227.

Unicode codepoint

ᑯ

Canadian Syllabics Ko

U+146F

Other letter (Lo)

UTF-8 encoding: E1 91 AF (3 bytes).

Lookup U+146F on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#00146F

RGB(0, 20, 111)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.20.111.

Address: 0.0.20.111
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.20.111

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

Position in π

The digit sequence 5231 first appears in π at position 2,737 of the decimal expansion (the 2,737ordinal-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.

Look up 5231 on Pi Search ↗