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10,005

10,005 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 Gapful Number Odious Number Pernicious Number Recamán's Sequence Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
6
Digit product
0
Digital root
6
Palindrome
No
Bit width
14 bits
Reversed
50,001
Recamán's sequence
a(4,805) = 10,005
Square (n²)
100,100,025
Cube (n³)
1,001,500,750,125
Divisor count
16
σ(n) — sum of divisors
17,280
φ(n) — Euler's totient
4,928
Sum of prime factors
60

Primality

Prime factorization: 3 × 5 × 23 × 29

Nearest primes: 9,973 (−32) · 10,007 (+2)

Divisors & multiples

All divisors (16)
1 · 3 · 5 · 15 · 23 · 29 · 69 · 87 · 115 · 145 · 345 · 435 · 667 · 2001 · 3335 · 10005
Aliquot sum (sum of proper divisors): 7,275
Factor pairs (a × b = 10,005)
1 × 10005
3 × 3335
5 × 2001
15 × 667
23 × 435
29 × 345
69 × 145
87 × 115
First multiples
10,005 · 20,010 (double) · 30,015 · 40,020 · 50,025 · 60,030 · 70,035 · 80,040 · 90,045 · 100,050

Sums & aliquot sequence

As consecutive integers: 5,002 + 5,003 3,334 + 3,335 + 3,336 1,999 + 2,000 + 2,001 + 2,002 + 2,003 1,665 + 1,666 + 1,667 + 1,668 + 1,669 + 1,670
Aliquot sequence: 10,005 7,275 4,877 1 0 — terminates at zero

Representations

In words
ten thousand five
Ordinal
10005th
Binary
10011100010101
Octal
23425
Hexadecimal
0x2715
Base64
JxU=
One's complement
55,530 (16-bit)
In other bases
ternary (3) 111201120
quaternary (4) 2130111
quinary (5) 310010
senary (6) 114153
septenary (7) 41112
nonary (9) 14646
undecimal (11) 7576
duodecimal (12) 5959
tridecimal (13) 4728
tetradecimal (14) 3909
pentadecimal (15) 2e70

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιεʹ
Mayan (base 20)
𝋡·𝋥·𝋠·𝋥
Chinese
一萬零五
Chinese (financial)
壹萬零伍
In other modern scripts
Eastern Arabic ١٠٠٠٥ Devanagari १०००५ Bengali ১০০০৫ Tamil ௧௦௦௦௫ Thai ๑๐๐๐๕ Tibetan ༡༠༠༠༥ Khmer ១០០០៥ Lao ໑໐໐໐໕ Burmese ၁၀၀၀၅

Digit at this position in famous constants

π — Pi (π)
Digit 10,005 = 7
e — Euler's number (e)
Digit 10,005 = 4
φ — Golden ratio (φ)
Digit 10,005 = 3
√2 — Pythagoras's (√2)
Digit 10,005 = 8
ln 2 — Natural log of 2
Digit 10,005 = 4
γ — Euler-Mascheroni (γ)
Digit 10,005 = 1

Also seen as

Unicode codepoint
Multiplication X
U+2715
Other symbol (So)

UTF-8 encoding: E2 9C 95 (3 bytes).

Hex color
#002715
RGB(0, 39, 21)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.39.21.

Address
0.0.39.21
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.39.21

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

Position in π

The digit sequence 10005 first appears in π at position 62,059 of the decimal expansion (the 62,059ordinal-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.