Properties of the Number 25917

Twenty-Five Thousand Nine Hundred Seventeen

Basics

Value: 25916 → 25917 → 25918

Parity: odd

Prime: No

Previous Prime: 25913

Next Prime: 25919

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 53 × 163

Divisors: 1, 3, 53, 159, 163, 489, 8639, 25917

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110010100111101

Octal: 62475

Duodecimal: 12BB9

Hexadecimal: 653d

Square: 671690889

Square Root: 160.98757716047533

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

T(n,k) is the number of non-equivalent distinguishing coloring partitions of the cycle on n vertices with exactly k parts. Regular triangle read by rows, n >= 1, 1 <= k <= n. A309784

a(n) = (4·n+3)*(4·n+7). A85027

Number of primitive (period n) n-bead bracelet structures which are not periodic palindromes using exactly four different colored beads. A328039

a(n) = 27·n²/2 + 45·n/2 - 12 (n>=1). A304375

Number of integer partitions of n with omicron 2. A325267

Perimeter-magic hexagons of order 3 with magic sum n. A380964

a(n) = prime(n)² - 4·prime(n). A245034

The five digits of a(n) and their four successive absolute first differences are all distinct. A365257

a(n) = ceiling(n*φ¹⁵), where φ is the golden ratio, A001622. A4970

Number of integer partitions of n that reduce to 2, meaning their Heinz number maps to 2 under A304464. A319153