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13,949

13,949 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 Happy Number Recamán's Sequence Sphenic Number Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
26
Digit product
972
Digital root
8
Palindrome
No
Bit width
14 bits
Reversed
94,931
Recamán's sequence
a(20,818) = 13,949
Square (n²)
194,574,601
Cube (n³)
2,714,121,109,349
Divisor count
8
σ(n) — sum of divisors
15,960
φ(n) — Euler's totient
12,096
Sum of prime factors
79

Primality

Prime factorization: 13 × 29 × 37

Nearest primes: 13,933 (−16) · 13,963 (+14)

Divisors & multiples

All divisors (8)
1 · 13 · 29 · 37 · 377 · 481 · 1073 · 13949
Aliquot sum (sum of proper divisors): 2,011
Factor pairs (a × b = 13,949)
1 × 13949
13 × 1073
29 × 481
37 × 377
First multiples
13,949 · 27,898 (double) · 41,847 · 55,796 · 69,745 · 83,694 · 97,643 · 111,592 · 125,541 · 139,490

Sums & aliquot sequence

As a sum of two squares: 5² + 118² = 43² + 110² = 50² + 107² = 82² + 85²
As consecutive integers: 6,974 + 6,975 1,067 + 1,068 + … + 1,079 524 + 525 + … + 549 467 + 468 + … + 495
Aliquot sequence: 13,949 2,011 1 0 — terminates at zero

Representations

In words
thirteen thousand nine hundred forty-nine
Ordinal
13949th
Binary
11011001111101
Octal
33175
Hexadecimal
0x367D
Base64
Nn0=
One's complement
51,586 (16-bit)
In other bases
ternary (3) 201010122
quaternary (4) 3121331
quinary (5) 421244
senary (6) 144325
septenary (7) 55445
nonary (9) 21118
undecimal (11) a531
duodecimal (12) 80a5
tridecimal (13) 6470
tetradecimal (14) 5125
pentadecimal (15) 41ee

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιγϡμθʹ
Mayan (base 20)
𝋡·𝋮·𝋱·𝋩
Chinese
一萬三千九百四十九
Chinese (financial)
壹萬參仟玖佰肆拾玖
In other modern scripts
Eastern Arabic ١٣٩٤٩ Devanagari १३९४९ Bengali ১৩৯৪৯ Tamil ௧௩௯௪௯ Thai ๑๓๙๔๙ Tibetan ༡༣༩༤༩ Khmer ១៣៩៤៩ Lao ໑໓໙໔໙ Burmese ၁၃၉၄၉

Digit at this position in famous constants

π — Pi (π)
Digit 13,949 = 7
e — Euler's number (e)
Digit 13,949 = 6
φ — Golden ratio (φ)
Digit 13,949 = 4
√2 — Pythagoras's (√2)
Digit 13,949 = 8
ln 2 — Natural log of 2
Digit 13,949 = 7
γ — Euler-Mascheroni (γ)
Digit 13,949 = 8

Also seen as

Unicode codepoint
CJK Unified Ideograph-367D
U+367D
Other letter (Lo)

UTF-8 encoding: E3 99 BD (3 bytes).

Hex color
#00367D
RGB(0, 54, 125)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.54.125.

Address
0.0.54.125
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.54.125

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

Position in π

The digit sequence 13949 first appears in π at position 525 of the decimal expansion (the 525ordinal-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.