Live analysis

10,001

10,001 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 Palindrome Squarefree Strobogrammatic

Properties

Parity: Odd
Digit count: 5
Digit sum: 2
Digital root: 2
Palindrome: Yes
Divisor count: 4
σ(n) — sum of divisors: 10,212

Primality

Prime factorization: 73 × 137

Divisors & multiples

All divisors (4)

1 · 73 · 137 · 10001

Aliquot sum (sum of proper divisors): 211

Factor pairs (a × b = 10,001)

1 × 10001

73 × 137

First multiples

10,001 · 20,002 · 30,003 · 40,004 · 50,005 · 60,006 · 70,007 · 80,008 · 90,009 · 100,010

Representations

In words: ten thousand one
Ordinal: 10001st
Binary: 10011100010001
Octal: 23421
Hexadecimal: 2711

Also seen as

Unicode codepoint

✑

U+2711

Other symbol (So)

UTF-8 encoding: E2 9C 91 (3 bytes).

Lookup U+2711 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#002711

RGB(0, 39, 17)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.39.17.