Properties of the Number 40790

Forty Thousand Seven Hundred Ninety

Basics

Value: 40789 → 40790 → 40791

Parity: even

Prime: No

Previous Prime: 40787

Next Prime: 40801

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 4079

Divisors: 1, 2, 5, 10, 4079, 8158, 20395, 40790

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001111101010110

Octal: 117526

Duodecimal: 1B732

Hexadecimal: 9f56

Square: 1663824100

Square Root: 201.9653435617111

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(0) = 1; a(n) = ∑_k=0..n-1 (2^k + 1) * binomial(n-1,k) * a(k) * a(n-1-k). A385985

Continued fraction for sqrt(819). A40790