Properties of the Number 25879

Twenty-Five Thousand Eight Hundred Seventy-Nine

Basics

Value: 25878 → 25879 → 25880

Parity: odd

Prime: No

Previous Prime: 25873

Next Prime: 25889

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 7 × 3697

Divisors: 1, 7, 3697, 25879

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110010100010111

Octal: 62427

Duodecimal: 12B87

Hexadecimal: 6517

Square: 669722641

Square Root: 160.86951233841668

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(i) is a square mod a(j), i <> j. A34903

Riordan matrix (1/(1-4x),(1-sqrt(1-4x))/(2·sqrt(1-4x))). A188481

a(n) = A027170(2n, n-1). A27173

Pyramid game person numbers that have integer solutions. A135051

Numbers n such that 103·2ⁿ-1 is prime. A50577

Counterexamples to the conjecture that an even, prime-indexed triangular plus 1 equals a prime or that an odd, prime-indexed triangular minus 2 equals a prime. A97785

Expansion of 1/((1-x⁵)*(1-x⁶)*(1-x¹⁰)). A25879