number.wiki
Number

659

659 is a prime, odd, a calendar year.

Deficient Number Prime Sexy Prime Squarefree Twin Prime Year

Properties

Parity
Odd
Digit count
3
Digit sum
20
Digital root
2
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
660

Primality

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

Divisors & multiples

All divisors (2)
1 · 659
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 659)
1 × 659
First multiples
659 · 1,318 · 1,977 · 2,636 · 3,295 · 3,954 · 4,613 · 5,272 · 5,931 · 6,590

Representations

In words
six hundred fifty-nine
Ordinal
659th
Roman numeral
DCLIX
Binary
1010010011
Octal
1223
Hexadecimal
293

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 653 (gap of 6)
  • Next prime: 661 (gap of 2)

Pair status: twin with 661, sexy with 653.

Unicode codepoint
ʓ
U+0293
Lowercase letter (Ll)

UTF-8 encoding: CA 93 (2 bytes).

Hex color
#000293
RGB(0, 2, 147)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.2.147.