Properties of the Number -39814

Thirty-Nine Thousand Eight Hundred Fourteen

Basics

Value: -39815 → -39814 → -39813

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 17 × 1171

Divisors: 1, 2, 17, 34, 1171, 2342, 19907, 39814

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001101110000110

Octal: -115606

Duodecimal: -1B05A

Hexadecimal: -9b86

Square: 1585154596

Square Root: 199.53445817702766

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

Number of permutations p of [n] such that |p(i) - p(i-1)| is in {1,3} for all i from 2 to n. A302118

Expansion of 2*(1-x)*(2·x²+4·x+1) / (1-x-x²)². A271786

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2) - 1, where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4. A293317

Self-convolution of array T given by A026648. A26971

Permutation rank of the initial state S of length n in an RC4-like Key Scheduling Algorithm with key comprising numbers 1 to n. A374720