number.wiki
Number

1,265

1,265 is a composite number, odd, a calendar year.

Deficient Number Sphenic Number Squarefree Year

Properties

Parity
Odd
Digit count
4
Digit sum
14
Digital root
5
Palindrome
No
Divisor count
8
σ(n) — sum of divisors
1,728

Primality

Prime factorization: 5 × 11 × 23

Divisors & multiples

All divisors (8)
1 · 5 · 11 · 23 · 55 · 115 · 253 · 1265
Aliquot sum (sum of proper divisors): 463
Factor pairs (a × b = 1,265)
1 × 1265
5 × 253
11 × 115
23 × 55
First multiples
1,265 · 2,530 · 3,795 · 5,060 · 6,325 · 7,590 · 8,855 · 10,120 · 11,385 · 12,650

Representations

In words
one thousand two hundred sixty-five
Ordinal
1265th
Roman numeral
MCCLXV
Binary
10011110001
Octal
2361
Hexadecimal
4F1

Also seen as

Unicode codepoint
ӱ
U+04F1
Lowercase letter (Ll)

UTF-8 encoding: D3 B1 (2 bytes).

Hex color
#0004F1
RGB(0, 4, 241)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.4.241.