Properties of the Number 769

Seven Hundred Sixty-Nine

Basics

Value: 768 → 769 → 770

Parity: odd

Prime: Yes

Previous Prime: 761

Next Prime: 773

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 769

Divisors: 1, 769

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100000001

Octal: 1401

Duodecimal: 541

Hexadecimal: 301

Square: 591361

Square Root: 27.730849247724095

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

Emirps (primes whose reversal is a different prime). A6567

Primes p such that p + 4 is also prime. A23200

Primes congruent to 1 (mod 12). A68228

Primes of form 8n+1, that is, primes congruent to 1 mod 8. A7519

Primes whose reversal in base 10 is also prime (called "palindromic primes" by David Wells, although that name usually refers to A002385). Also called reversible primes. A7500

Primes of form 10·k + 9. A30433

Coefficients of the '3rd-order' mock θ function ψ(q). A53251

a(n) = (n-1)*2ⁿ + 1. A337

Primes whose base-3 representation also is the base-2 representation of a prime. A235265

Primes whose base-5 representation is also the base-9 representation of a prime. A235482