Properties of the Number 87947

Eighty-Seven Thousand Nine Hundred Forty-Seven

Basics

Value: 87946 → 87947 → 87948

Parity: odd

Prime: No

Previous Prime: 87943

Next Prime: 87959

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 31 × 2837

Divisors: 1, 31, 2837, 87947

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: 10101011110001011

Octal: 253613

Duodecimal: 42A8B

Hexadecimal: 1578b

Square: 7734674809

Square Root: 296.5585945475194

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

Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section. A287040

a(n) = 4·n³ + 5·n - 1. A383854

Sum of successive remainders in computing Euclidean algorithm for (1, 1/sqrt(-n)) has real and imaginary parts equal. A87947

Number of n X 3 0..3 arrays with no occurrence of three equal elements in a row horizontally, vertically or nw-to-se diagonally, and new values 0..3 introduced in row major order. A205156