Properties of the Number 80569

Eighty Thousand Five Hundred Sixty-Nine

Basics

Value: 80568 → 80569 → 80570

Parity: odd

Prime: No

Previous Prime: 80567

Next Prime: 80599

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 23 × 31 × 113

Divisors: 1, 23, 31, 113, 713, 2599, 3503, 80569

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011101010111001

Octal: 235271

Duodecimal: 3A761

Hexadecimal: 13ab9

Square: 6491363761

Square Root: 283.8467896594922

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

a(n) is the smallest number greater than a(n-1) such that in a(0) through a(n) no digit occurs more than once more than any other digit. A95204

Number of lower triangles of a 4 X 4 0..n array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by one or less. A195234

a(n) is the smallest number greater than a(n-1) such that in a(1) through a(n) no digit occurs more than once more than any other digit, starting with a(1) = 1. A248651

Numbers k such that replacing each digit d in the decimal expansion of k with d³ yields a prime each time, when done recursively three times. A316982

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (0, 1, 1), (1, -1, 1), (1, 1, -1)}. A148968

a(n) is the first number in the first run of at least n successive numbers, all having exactly 3 distinct prime factors. A80569