Properties of the Number 87844

Eighty-Seven Thousand Eight Hundred Forty-Four

Basics

Value: 87843 → 87844 → 87845

Parity: even

Prime: No

Previous Prime: 87833

Next Prime: 87853

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 21961

Divisors: 1, 2, 4, 21961, 43922, 87844

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 10101011100100100

Octal: 253444

Duodecimal: 42A04

Hexadecimal: 15724

Square: 7716568336

Square Root: 296.3848849047468

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) = F(n+4) * F(n+1) - 4 * (-1)ⁿ where F(n) = A000045(n) are the Fibonacci numbers. A341208

a(n) = a(a(a(min(n-1, abs(n - a(n-1)))))) + a(abs(n - a(n-3))). A87844