Properties of the Number 42186

Forty-Two Thousand One Hundred Eighty-Six

Basics

Value: 42185 → 42186 → 42187

Parity: even

Prime: No

Previous Prime: 42181

Next Prime: 42187

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 79 × 89

Divisors: 1, 2, 3, 6, 79, 89, 158, 178, 237, 267

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010011001010

Octal: 122312

Duodecimal: 204B6

Hexadecimal: a4ca

Square: 1779658596

Square Root: 205.39230754826238

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

a(n) = a(n-1) + a(n-2) + 1, with a(0) = 1 and a(1) = 4. A22318

Numerators of continued fraction convergents to sqrt(618). A42186

Tenth power of Fibonacci numbers A000045. A56587

Lesser member p of sexy primes (p, p+6) such that (p+1, p+2, p+3, p+4, p+5) all have the same number of prime divisors (counted with multiplicity). A94231