Properties of the Number 42885

Forty-Two Thousand Eight Hundred Eighty-Five

Basics

Value: 42884 → 42885 → 42886

Parity: odd

Prime: No

Previous Prime: 42863

Next Prime: 42899

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 953

Divisors: 1, 3, 5, 9, 15, 45, 953, 2859, 4765, 8577

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010011110000101

Octal: 123605

Duodecimal: 20999

Hexadecimal: a785

Square: 1839123225

Square Root: 207.0869382650678

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) is the number of sparse rulers of length n where the length of the first segment is unique. A331330

Denominators of continued fraction convergents to sqrt(974). A42885