Properties of the Number -265286

Two Hundred Sixty-Five Thousand Two Hundred Eighty-Six

Basics

Value: -265287 → -265286 → -265285

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 ² × 2707

Divisors: 1, 2, 7, 14, 49, 98, 2707, 5414, 18949, 37898

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000000110001000110

Octal: -1006106

Duodecimal: -109632

Hexadecimal: -40c46

Square: 70376661796

Square Root: 515.0592198961203

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

Triangle read by rows: T(n,k), n >=1, 0 <= k <= C(n,k), = number of n X n symmetric positive definite matrices with 2's on the main diagonal and 1's and 0's elsewhere and with k 1's above the diagonal. A80858

G.f. A(x) satisfies A(x) = 1 + ∑_n>=1 A(x)ⁿ * 2·xⁿ/(1 - 2·x^2·n). A192403