Properties of the Number 42685

Forty-Two Thousand Six Hundred Eighty-Five

Basics

Value: 42684 → 42685 → 42686

Parity: odd

Prime: No

Previous Prime: 42683

Next Prime: 42689

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 8537

Divisors: 1, 5, 8537, 42685

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010011010111101

Octal: 123275

Duodecimal: 20851

Hexadecimal: a6bd

Square: 1822009225

Square Root: 206.60348496576722

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 partitions of n into 6 or more parts. A347542

Numbers k such that 33·2^k+1 is prime. A32366

Number of cyclotomic cosets of 7 mod 10ⁿ. A220019

Denominators of continued fraction convergents to sqrt(872). A42685