Number
13,331
13,331 is a prime, odd.
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 11
- Digit product
- 27
- Digital root
- 2
- Palindrome
- Yes
- Bit width
- 14 bits
- Recamán's sequence
- a(47,613) = 13,331
- Square (n²)
- 177,715,561
- Cube (n³)
- 2,369,126,143,691
- Divisor count
- 2
- σ(n) — sum of divisors
- 13,332
- φ(n) — Euler's totient
- 13,330
Primality
13,331 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Aliquot sum (sum of proper divisors):
1
First multiples
Sums & aliquot sequence
As consecutive integers:
6,665 + 6,666
Representations
- In words
- thirteen thousand three hundred thirty-one
- Ordinal
- 13331st
- Binary
- 11010000010011
- Octal
- 32023
- Hexadecimal
- 0x3413
- Base64
- NBM=
- One's complement
- 52,204 (16-bit)
In other bases
ternary (3)
200021202
quaternary (4)
3100103
quinary (5)
411311
senary (6)
141415
septenary (7)
53603
nonary (9)
20252
undecimal (11)
a01a
duodecimal (12)
786b
tridecimal (13)
60b6
tetradecimal (14)
4c03
pentadecimal (15)
3e3b
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ιγτλαʹ
- Mayan (base 20)
- 𝋡·𝋭·𝋦·𝋫
- Chinese
- 一萬三千三百三十一
- Chinese (financial)
- 壹萬參仟參佰參拾壹
In other modern scripts
Eastern Arabic
١٣٣٣١
Devanagari
१३३३१
Bengali
১৩৩৩১
Tamil
௧௩௩௩௧
Thai
๑๓๓๓๑
Tibetan
༡༣༣༣༡
Khmer
១៣៣៣១
Lao
໑໓໓໓໑
Burmese
၁၃၃၃၁
Digit at this position in famous constants
- π — Pi (π)
- Digit 13,331 = 3
- e — Euler's number (e)
- Digit 13,331 = 4
- φ — Golden ratio (φ)
- Digit 13,331 = 2
- √2 — Pythagoras's (√2)
- Digit 13,331 = 6
- ln 2 — Natural log of 2
- Digit 13,331 = 2
- γ — Euler-Mascheroni (γ)
- Digit 13,331 = 3
Also seen as
Prime neighborhood
Unicode codepoint
㐓
CJK Unified Ideograph-3413
U+3413
Other letter (Lo)
UTF-8 encoding: E3 90 93 (3 bytes).
Hex color
#003413
RGB(0, 52, 19)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.52.19.
- Address
- 0.0.52.19
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.52.19
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Position in π
The digit sequence 13331 first appears in π at position 8,827 of the decimal expansion (the 8,827ordinal-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.