Properties of the Number 87893

Eighty-Seven Thousand Eight Hundred Ninety-Three

Basics

Value: 87892 → 87893 → 87894

Parity: odd

Prime: No

Previous Prime: 87887

Next Prime: 87911

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 13 × 6761

Divisors: 1, 13, 6761, 87893

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10101011101010101

Octal: 253525

Duodecimal: 42A45

Hexadecimal: 15755

Square: 7725179449

Square Root: 296.46753616542907

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(0) = 1; for n >= 1, a(n) = 4·a(n-1) - (2ⁿ - 1). A79319

Triangle read by rows in which T(n,k) is the number of permutations avoiding 132 of length n with an independent set of size k in its coregraph. A262370

Number of numbers m satisfying 1 < m < n such that m² == m (mod n). A87893