Properties of the Number 40486

Forty Thousand Four Hundred Eighty-Six

Basics

Value: 40485 → 40486 → 40487

Parity: even

Prime: No

Previous Prime: 40483

Next Prime: 40487

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 31 × 653

Divisors: 1, 2, 31, 62, 653, 1306, 20243, 40486

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001111000100110

Octal: 117046

Duodecimal: 1B51A

Hexadecimal: 9e26

Square: 1639116196

Square Root: 201.211331688849

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

Number of permutations of length n which avoid the patterns 123 and 4312. A116699

Row sums of irregular triangle A070168. A285098

Number of n-celled polyominoes without holes, symmetric about axis 2. A56880

Multiplicative order of 5 (mod A123692(n)²). A305332

a(n) = floor(a(n-2)²/a(n-1)) + a(n-1) + a(n-2), a(0) = 0, a(1) = 1, a(2) = 1, ... A96081

Primes p such that p² divides 5^p-1 - 1. A123692

Number of divisors of 5ⁿ + 1 that are relatively prime to 5^m + 1 for all 0 < m < n. A64132

Continued fraction for sqrt(509). A40486