Properties of the Number 25778

Twenty-Five Thousand Seven Hundred Seventy-Eight

Basics

Value: 25777 → 25778 → 25779

Parity: even

Prime: No

Previous Prime: 25771

Next Prime: 25793

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 12889

Divisors: 1, 2, 12889, 25778

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110010010110010

Octal: 62262

Duodecimal: 12B02

Hexadecimal: 64b2

Square: 664505284

Square Root: 160.55528642807124

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

Number of winning length n strings with a 2-symbol alphabet in "same game". A35615

Coordination sequence for root lattice B₃. A22145

a(n) = 3·a(n-2) + a(n-3) + a(n-5) - 3·a(n-6) - a(n-7), where a(0) = 2, a(1) = 4, a(2) = 7, a(3) = 14, a(4) = 25, a(5) = 47, a(6) = 88, a(7) = 166. A287185

Number of (n+1) X 4 0..2 matrices with each 2 X 2 subblock idempotent. A224671

Expansion of 1/((1-x)(1-x⁵)(1-x⁸)). A25778