Properties of the Number 78917

Seventy-Eight Thousand Nine Hundred Seventeen

Basics

Value: 78916 → 78917 → 78918

Parity: odd

Prime: No

Previous Prime: 78901

Next Prime: 78919

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 53 × 1489

Divisors: 1, 53, 1489, 78917

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011010001000101

Octal: 232105

Duodecimal: 39805

Hexadecimal: 13445

Square: 6227892889

Square Root: 280.9216972752372

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) = number of segments (edges) in the configuration A290447(n). A290866

Number of 4 X n binary arrays with rows lexicographically nondecreasing and columns lexicographically nondecreasing and row sums nondecreasing and column sums nonincreasing. A266937

Expansion of layer susceptibility series for square lattice. A7288

Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 15. A51980

Primes of the form prime(k) + 2·k. A78917