Properties of the Number -105205

One Hundred Five Thousand Two Hundred Five

Basics

Value: -105206 → -105205 → -105204

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 5 × 53 × 397

Divisors: 1, 5, 53, 265, 397, 1985, 21041, 105205

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11001101011110101

Octal: -315365

Duodecimal: -50A71

Hexadecimal: -19af5

Square: 11068092025

Square Root: 324.35320254315354

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 solenoidal flows (flow in = flow out) in a 3 X 3 square array with integer velocities -n .. n. A68722

Number of (w,x,y,z) with all terms in {1,...,n} and w > |x-y| + |y-z|. A212674

Pentagonal numbers which are the arithmetic mean of two consecutive primes. A234531

Number of solenoidal flows (flow in = flow out) in an n X n square array with integer velocities in -11 .. 11. A68736