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Live analysis

20,013

20,013 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 Sphenic Number Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
6
Digital root
6
Palindrome
No
Divisor count
8
σ(n) — sum of divisors
30,528

Primality

Prime factorization: 3 × 7 × 953

Divisors & multiples

All divisors (8)
1 · 3 · 7 · 21 · 953 · 2859 · 6671 · 20013
Aliquot sum (sum of proper divisors): 10,515
Factor pairs (a × b = 20,013)
1 × 20013
3 × 6671
7 × 2859
21 × 953
First multiples
20,013 · 40,026 · 60,039 · 80,052 · 100,065 · 120,078 · 140,091 · 160,104 · 180,117 · 200,130

Representations

In words
twenty thousand thirteen
Ordinal
20013th
Binary
100111000101101
Octal
47055
Hexadecimal
4E2D

Also seen as

Unicode codepoint
U+4E2D
Other letter (Lo)

UTF-8 encoding: E4 B8 AD (3 bytes).

Hex color
#004E2D
RGB(0, 78, 45)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.78.45.