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13,189

13,189 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.).
Deficient Number Odious Number Pernicious Number Recamán's Sequence

Properties

Parity
Odd
Digit count
5
Digit sum
22
Digit product
216
Digital root
4
Palindrome
No
Bit width
14 bits
Reversed
98,131
Recamán's sequence
a(47,897) = 13,189
Square (n²)
173,949,721
Cube (n³)
2,294,222,870,269
Divisor count
6
σ(n) — sum of divisors
14,630
φ(n) — Euler's totient
11,880
Sum of prime factors
131

Primality

Prime factorization: 11 2 × 109

Nearest primes: 13,187 (−2) · 13,217 (+28)

Divisors & multiples

All divisors (6)
1 · 11 · 109 · 121 · 1199 · 13189
Aliquot sum (sum of proper divisors): 1,441
Factor pairs (a × b = 13,189)
1 × 13189
11 × 1199
109 × 121
First multiples
13,189 · 26,378 (double) · 39,567 · 52,756 · 65,945 · 79,134 · 92,323 · 105,512 · 118,701 · 131,890

Sums & aliquot sequence

As a sum of two squares: 33² + 110²
As consecutive integers: 6,594 + 6,595 1,194 + 1,195 + … + 1,204 589 + 590 + … + 610 67 + 68 + … + 175
Aliquot sequence: 13,189 1,441 143 25 6 6 — reaches a perfect number

Representations

In words
thirteen thousand one hundred eighty-nine
Ordinal
13189th
Binary
11001110000101
Octal
31605
Hexadecimal
0x3385
Base64
M4U=
One's complement
52,346 (16-bit)
In other bases
ternary (3) 200002111
quaternary (4) 3032011
quinary (5) 410224
senary (6) 141021
septenary (7) 53311
nonary (9) 20074
undecimal (11) 9a00
duodecimal (12) 7771
tridecimal (13) 6007
tetradecimal (14) 4b41
pentadecimal (15) 3d94

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιγρπθʹ
Mayan (base 20)
𝋡·𝋬·𝋳·𝋩
Chinese
一萬三千一百八十九
Chinese (financial)
壹萬參仟壹佰捌拾玖
In other modern scripts
Eastern Arabic ١٣١٨٩ Devanagari १३१८९ Bengali ১৩১৮৯ Tamil ௧௩௧௮௯ Thai ๑๓๑๘๙ Tibetan ༡༣༡༨༩ Khmer ១៣១៨៩ Lao ໑໓໑໘໙ Burmese ၁၃၁၈၉

Digit at this position in famous constants

π — Pi (π)
Digit 13,189 = 6
e — Euler's number (e)
Digit 13,189 = 3
φ — Golden ratio (φ)
Digit 13,189 = 5
√2 — Pythagoras's (√2)
Digit 13,189 = 2
ln 2 — Natural log of 2
Digit 13,189 = 7
γ — Euler-Mascheroni (γ)
Digit 13,189 = 1

Also seen as

Unicode codepoint
Square Kb
U+3385
Other symbol (So)

UTF-8 encoding: E3 8E 85 (3 bytes).

Hex color
#003385
RGB(0, 51, 133)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.51.133.

Address
0.0.51.133
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.51.133

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

Position in π

The digit sequence 13189 first appears in π at position 278,070 of the decimal expansion (the 278,070ordinal-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.