Properties of the Number 42887

Forty-Two Thousand Eight Hundred Eighty-Seven

Basics

Value: 42886 → 42887 → 42888

Parity: odd

Prime: No

Previous Prime: 42863

Next Prime: 42899

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 13 × 3299

Divisors: 1, 13, 3299, 42887

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010011110000111

Octal: 123607

Duodecimal: 2099B

Hexadecimal: a787

Square: 1839294769

Square Root: 207.0917670985498

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 integer partitions of n whose parts do not have weakly decreasing numbers of prime factors (A001222). A358910

Numbers n with following property: let c = nearest cube to n that is different from n and let p = nearest prime to n that is different from n. Then |n-c| = |n-p|. A163497

Integer k associated with the conjectured record-breaking maximal element A226667(n) of primitive Collatz-like 3x+k cycles. A226668

Number of 2 X 2 matrices with all elements in {0,1,...,n} and determinant in {0,1,...,n}. A209995

Denominators of continued fraction convergents to sqrt(975). A42887