Properties of the Number 87987

Eighty-Seven Thousand Nine Hundred Eighty-Seven

Basics

Value: 87986 → 87987 → 87988

Parity: odd

Prime: No

Previous Prime: 87977

Next Prime: 87991

Digit Sum: 39

Digital Root: 3

Palindrome: No

Factorization: 3 × 139 × 211

Divisors: 1, 3, 139, 211, 417, 633, 29329, 87987

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011110110011

Octal: 253663

Duodecimal: 42B03

Hexadecimal: 157b3

Square: 7741712169

Square Root: 296.6260271790053

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 Mertens function value at the n-th primorial number. A87987

Sum of the components of twin prime pairs less than the 10ⁿ-th prime. A118493