Properties of the Number -45071

Forty-Five Thousand Seventy-One

Basics

Value: -45072 → -45071 → -45070

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 13 × 3467

Divisors: 1, 13, 3467, 45071

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011000000001111

Octal: -130017

Duodecimal: -220BB

Hexadecimal: -b00f

Square: 2031395041

Square Root: 212.29931700314063

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 symmetrical triangle sequence based on:q=2/12;t(n,m,q)=12*(Binomial[n, m]*(1 - q) + (((n + m + 1)!/((n + 1)!* m!)) + ((2·n - m + 1)!/((n + 1)!*(n - m)!)))*q). A174949

Numbers n such that σ(reversal(n)) = reversal(σ(n)). Ignore leading 0's. A69514

Values of A098550 where A098550(k)/k reaches a record high. A251415

S[A002808(n)] where S[] is Boris Stechkin's function (A055004) and A002808(n) are the composites. A63483

Records in A098550. A248647

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 785", based on the 5-celled von Neumann neighborhood. A273559

a(n) = (n-2)*2^n-1 + n + 2. A343291