Properties of the Number 40858

Forty Thousand Eight Hundred Fifty-Eight

Basics

Value: 40857 → 40858 → 40859

Parity: even

Prime: No

Previous Prime: 40853

Next Prime: 40867

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 31 × 659

Divisors: 1, 2, 31, 62, 659, 1318, 20429, 40858

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001111110011010

Octal: 117632

Duodecimal: 1B78A

Hexadecimal: 9f9a

Square: 1669376164

Square Root: 202.13361917306088

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

First appearance of 2ⁿ in A281130. A281131

Number of partitions of n such that each part is no more than 3 more than the sum of all smaller parts. A286929

Number of stars brighter than visual magnitude n-1. A53406

a(n+1) = a(n-a(n)) if a(n-1) < a(n), otherwise a(n+1) = 2·a(n); a(1) = a(2) = 1. A281130

Continued fraction for sqrt(888). A40858