Properties of the Number -8880

Eight Hundred Eighty

Basics

Value: -8881 → -8880 → -8879

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁴ × 3 × 5 × 37

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -10001010110000

Octal: -21260

Duodecimal: -5180

Hexadecimal: -22b0

Square: 78854400

Square Root: 94.23375191511798

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(n) = -3·a(n-1) + a(n-3), with a(0)=0, a(1)=6, and a(2)=-15. A215917

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of f(i,j) = gcd(i+1, j+1) (A204030). A204111

Glaisher's function U(n). A2612

a(n) = determinant of n X n circulant matrix whose first row consists of the first n positive triangular numbers. A177147

n-th derivative of cos(x)^sin(x) at x=0. A215516

Numbers that are the sum of 9 positive 7th powers. A3376

Sum of all partitions of n into distinct parts. A66189

Number of planar partitions of n where parts strictly decrease along each row and column. A114736

Numbers that can be expressed as the difference of the squares of primes in just three distinct ways. A90782

Numbers n that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (n raised to k+1 must not be a multiple). Case k=7. A135192