Number
12,421
12,421 is a prime, odd.
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 10
- Digital root
- 1
- Palindrome
- Yes
- Divisor count
- 2
- σ(n) — sum of divisors
- 12,422
Primality
12,421 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Aliquot sum (sum of proper divisors):
1
First multiples
Representations
- In words
- twelve thousand four hundred twenty-one
- Ordinal
- 12421st
- Binary
- 11000010000101
- Octal
- 30205
- Hexadecimal
- 3085
Also seen as
Unicode codepoint
ゅ
U+3085
Other letter (Lo)
UTF-8 encoding: E3 82 85 (3 bytes).
Hex color
#003085
RGB(0, 48, 133)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.48.133.