Properties of the Number -893

Eight Hundred Ninety-Three

Basics

Value: -894 → -893 → -892

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 19 × 47

Divisors: 1, 19, 47, 893

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101111101

Octal: -1575

Duodecimal: -625

Hexadecimal: -37d

Square: 797449

Square Root: 29.88310559496787

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

Dirichlet inverse of Čiurlionis sequence, A342002. A342417

Values of n such that L(4) and N(4) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A226924

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 177", based on the 5-celled von Neumann neighborhood. A270621

Number of partitions of n into nonprime parts. A2095

Numbers that are the sum of 12 positive 5th powers. A3357

Numbers whose sum of digits is 20. A235229

a(n) = n*(n+9)/2. A56000

a(n) = n*(5·n - 1)/2. A5476

a(n) = a(n-1) + 2·a(n-3) with a(0)=a(1)=1, a(2)=3. A3229

Numbers with exactly 8 ones in binary expansion. A23690