Properties of the Number 42915

Forty-Two Thousand Nine Hundred Fifteen

Basics

Value: 42914 → 42915 → 42916

Parity: odd

Prime: No

Previous Prime: 42901

Next Prime: 42923

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 2861

Divisors: 1, 3, 5, 15, 2861, 8583, 14305, 42915

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011110100011

Octal: 123643

Duodecimal: 20A03

Hexadecimal: a7a3

Square: 1841697225

Square Root: 207.15935894861232

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

Main diagonal of array A255551. A255550

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 1), (-1, 0, 1), (1, 0, 0), (1, 1, -1)}. A148139

Denominators of continued fraction convergents to sqrt(989). A42915