Properties of the Number 659

Six Hundred Fifty-Nine

Basics

Value: 658 → 659 → 660

Parity: odd

Prime: Yes

Previous Prime: 653

Next Prime: 661

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 659

Divisors: 1, 659

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010010011

Octal: 1223

Duodecimal: 46B

Hexadecimal: 293

Square: 434281

Square Root: 25.67099530598687

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Lesser of twin primes. A1359

Primes of the form x² + xy + 2y², with·and y nonnegative. A106856

Sophie Germain primes p: 2p+1 is also prime. A5384

Ramanujan primes R_n: a(n) is the smallest number such that if x >= a(n), then π(x) - π(x/2) >= n, where π(x) is the number of primes <= x. A104272

Primes with primitive root 2. A1122

Primes whose binary representation is also the decimal representation of a prime. A65720

Primes of form 10·k + 9. A30433

Irregular primes: primes p such that at least one of the numerators of the Bernoulli numbers B₂, B₄, ..., B_p-3 (A000367) is divisible by p. A928

Full reptend primes: primes with primitive root 10. A1913

Numbers whose binary expansion is a decimal prime. A36952