Properties of the Number 42146

Forty-Two Thousand One Hundred Forty-Six

Basics

Value: 42145 → 42146 → 42147

Parity: even

Prime: No

Previous Prime: 42139

Next Prime: 42157

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 13 × 1621

Divisors: 1, 2, 13, 26, 1621, 3242, 21073, 42146

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010010100010

Octal: 122242

Duodecimal: 20482

Hexadecimal: a4a2

Square: 1776285316

Square Root: 205.29490982486632

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

Numbers k such that 6·k+5, 6·k+11, 6·k+17, 6·k+23 are consecutive primes. A90836

a(n) = ∑_k=0..n (k+1) * A026681(n, k). A26990

Numbers k such that 5·10^k + 87 is prime. A271360

Numerators of continued fraction convergents to sqrt(598). A42146