Properties of the Number 25286

Twenty-Five Thousand Two Hundred Eighty-Six

Basics

Value: 25285 → 25286 → 25287

Parity: even

Prime: No

Previous Prime: 25261

Next Prime: 25301

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 47 × 269

Divisors: 1, 2, 47, 94, 269, 538, 12643, 25286

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001011000110

Octal: 61306

Duodecimal: 12772

Hexadecimal: 62c6

Square: 639381796

Square Root: 159.01572249309186

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 self-inverse permutations p on [n] where the maximal displacement of an element equals 8. A238919

Solution of the complementary equation a(n) = 2·a(n-1) - a(n-2) + b(n-1) + n, where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences. A294872

"BGJ" (reversible, element, labeled) transform of 2,2,2,2... A32052

Numbers k that divide the k-th partial sum of all semiprimes. A173663

Number of n-step excursions on the 4-dimensional f.c.c. lattice. A271432

Numbers that are the sum of 2 nonzero squares in exactly 3 ways. A25286

The $620 prime list. A18188