Properties of the Number 42822

Forty-Two Thousand Eight Hundred Twenty-Two

Basics

Value: 42821 → 42822 → 42823

Parity: even

Prime: No

Previous Prime: 42821

Next Prime: 42829

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 13 × 61

Divisors: 1, 2, 3, 6, 9, 13, 18, 26, 27, 39

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011101000110

Octal: 123506

Duodecimal: 20946

Hexadecimal: a746

Square: 1833723684

Square Root: 206.93477233176642

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

Partial sums of A299257. A299263

Mean divisor of n differs by <= 1 from mean divisor of all numbers from 1 to n-1. A49010

Numerators of continued fraction convergents to sqrt(942). A42822

Least m such that reverse(σ(m)) = σ(m+n). A71813