number.wiki
Number

4,261

4,261 is a prime, odd.

Deficient Number Prime Squarefree Twin Prime

Properties

Parity
Odd
Digit count
4
Digit sum
13
Digital root
4
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
4,262

Primality

4,261 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 4261
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 4,261)
1 × 4261
First multiples
4,261 · 8,522 · 12,783 · 17,044 · 21,305 · 25,566 · 29,827 · 34,088 · 38,349 · 42,610

Representations

In words
four thousand two hundred sixty-one
Ordinal
4261st
Binary
1000010100101
Octal
10245
Hexadecimal
10A5

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 4,259 (gap of 2)
  • Next prime: 4,271 (gap of 10)

Pair status: twin with 4259.

Unicode codepoint
U+10A5
Uppercase letter (Lu)

UTF-8 encoding: E1 82 A5 (3 bytes).

Hex color
#0010A5
RGB(0, 16, 165)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.16.165.