number.wiki
Number

2,659

2,659 is a prime, odd.

Cousin Prime Deficient Number Prime Squarefree Twin Prime

Properties

Parity
Odd
Digit count
4
Digit sum
22
Digital root
4
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
2,660

Primality

2,659 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 2659
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 2,659)
1 × 2659
First multiples
2,659 · 5,318 · 7,977 · 10,636 · 13,295 · 15,954 · 18,613 · 21,272 · 23,931 · 26,590

Representations

In words
two thousand six hundred fifty-nine
Ordinal
2659th
Roman numeral
MMDCLIX
Binary
101001100011
Octal
5143
Hexadecimal
A63

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 2,657 (gap of 2)
  • Next prime: 2,663 (gap of 4)

Pair status: twin with 2657, cousin with 2663.

Hex color
#000A63
RGB(0, 10, 99)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.10.99.