Live analysis

42,021

42,021 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 Harshad / Niven

Properties

Parity: Odd
Digit count: 5
Digit sum: 9
Digital root: 9
Palindrome: No
Divisor count: 24
σ(n) — sum of divisors: 74,880

Primality

Prime factorization: 3 ² × 7 × 23 × 29

Divisors & multiples

All divisors (24)

1 · 3 · 7 · 9 · 21 · 23 · 29 · 63 · 69 · 87 · 161 · 203 · 207 · 261 · 483 · 609 · 667 · 1449 · 1827 · 2001 · 4669 · 6003 · 14007 · 42021

Aliquot sum (sum of proper divisors): 32,859

Factor pairs (a × b = 42,021)

1 × 42021

3 × 14007

7 × 6003

9 × 4669

21 × 2001

23 × 1827

29 × 1449

63 × 667

69 × 609

87 × 483

161 × 261

203 × 207

First multiples

42,021 · 84,042 · 126,063 · 168,084 · 210,105 · 252,126 · 294,147 · 336,168 · 378,189 · 420,210

Representations

In words: forty-two thousand twenty-one
Ordinal: 42021st
Binary: 1010010000100101
Octal: 122045
Hexadecimal: A425

Also seen as

Unicode codepoint

ꐥ

U+A425

Other letter (Lo)

UTF-8 encoding: EA 90 A5 (3 bytes).

Lookup U+A425 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#00A425

RGB(0, 164, 37)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.164.37.