Properties of the Number -25879

Twenty-Five Thousand Eight Hundred Seventy-Nine

Basics

Value: -25880 → -25879 → -25878

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

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