Properties of the Number -93440

Ninety-Three Thousand Four Hundred Forty

Basics

Value: -93441 → -93440 → -93439

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ⁸ × 5 × 73

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -10110110100000000

Octal: -266400

Duodecimal: -460A8

Hexadecimal: -16d00

Square: 8731033600

Square Root: 305.6795707926848

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

Numbers n such that A048720(n, A065621(n)) is a perfect square, but n is not in A023758. A277807

a(n) = ∑_{k=0..floor(n/3)} 2^n-k * binomial(n-2·k,k)². A387509

Number of partitions of n containing at least one part m-7 if m is the largest part. A212547

Number of n X 2 0..7 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 8, and upper left element zero. A230509

a(n) is the least number k such that the equation φ(x) = k has exactly n solutions and the arithmetic mean of these solutions is an integer, or -1 if no such number exists. A389860