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80,009

80,009 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 Flippable Odious Number Pernicious Number Recamán's Sequence Semiprime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
17 bits
Reversed
90,008
Flips to (rotate 180°)
60,008
Recamán's sequence
a(120,089) = 80,009
Square (n²)
6,401,440,081
Cube (n³)
512,172,819,440,729
Divisor count
4
σ(n) — sum of divisors
84,240
φ(n) — Euler's totient
75,780
Sum of prime factors
4,230

Primality

Prime factorization: 19 × 4211

Nearest primes: 79,999 (−10) · 80,021 (+12)

Divisors & multiples

All divisors (4)
1 · 19 · 4211 · 80009
Aliquot sum (sum of proper divisors): 4,231
Factor pairs (a × b = 80,009)
1 × 80009
19 × 4211
First multiples
80,009 · 160,018 (double) · 240,027 · 320,036 · 400,045 · 480,054 · 560,063 · 640,072 · 720,081 · 800,090

Sums & aliquot sequence

As consecutive integers: 40,004 + 40,005 4,202 + 4,203 + … + 4,220 2,087 + 2,088 + … + 2,124
Aliquot sequence: 80,009 4,231 1 0 — terminates at zero

Representations

In words
eighty thousand nine
Ordinal
80009th
Binary
10011100010001001
Octal
234211
Hexadecimal
0x13889
Base64
ATiJ
One's complement
4,294,887,286 (32-bit)
In other bases
ternary (3) 11001202022
quaternary (4) 103202021
quinary (5) 10030014
senary (6) 1414225
septenary (7) 452156
nonary (9) 131668
undecimal (11) 55126
duodecimal (12) 3a375
tridecimal (13) 2a557
tetradecimal (14) 2122d
pentadecimal (15) 18a8e

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵πθʹ
Mayan (base 20)
𝋪·𝋠·𝋠·𝋩
Chinese
八萬零九
Chinese (financial)
捌萬零玖
In other modern scripts
Eastern Arabic ٨٠٠٠٩ Devanagari ८०००९ Bengali ৮০০০৯ Tamil ௮௦௦௦௯ Thai ๘๐๐๐๙ Tibetan ༨༠༠༠༩ Khmer ៨០០០៩ Lao ໘໐໐໐໙ Burmese ၈၀၀၀၉

Digit at this position in famous constants

π — Pi (π)
Digit 80,009 = 6
e — Euler's number (e)
Digit 80,009 = 1
φ — Golden ratio (φ)
Digit 80,009 = 4
√2 — Pythagoras's (√2)
Digit 80,009 = 4
ln 2 — Natural log of 2
Digit 80,009 = 9
γ — Euler-Mascheroni (γ)
Digit 80,009 = 8

Also seen as

Unicode codepoint
𓢉
Egyptian Hieroglyph-13889
U+13889
Other letter (Lo)

UTF-8 encoding: F0 93 A2 89 (4 bytes).

Hex color
#013889
RGB(1, 56, 137)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.56.137.

Address
0.1.56.137
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.56.137

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

Position in π

The digit sequence 80009 first appears in π at position 144,430 of the decimal expansion (the 144,430ordinal-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.