Properties of the Number 42318

Forty-Two Thousand Three Hundred Eighteen

Basics

Value: 42317 → 42318 → 42319

Parity: even

Prime: No

Previous Prime: 42307

Next Prime: 42323

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 2351

Divisors: 1, 2, 3, 6, 9, 18, 2351, 4702, 7053, 14106

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010101001110

Octal: 122516

Duodecimal: 205A6

Hexadecimal: a54e

Square: 1790813124

Square Root: 205.71339285520523

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 vertices in an equilateral triangle "frame" of size n (see Comments in A328526 for definition). A333031

Number of n X 3 nonnegative integer arrays with upper left 0 and every value within 2 of its king move distance from the upper left and every value increasing by 0 or 1 with every step right, diagonally se or down. A252831

Numerators of continued fraction convergents to sqrt(686). A42318