Properties of the Number 86900

Eighty-Six Thousand Nine Hundred

Basics

Value: 86899 → 86900 → 86901

Parity: even

Prime: No

Previous Prime: 86869

Next Prime: 86923

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 5 ² × 11 × 79

Divisors: 1, 2, 4, 5, 10, 11, 20, 22, 25, 44

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001101110100

Octal: 251564

Duodecimal: 42358

Hexadecimal: 15374

Square: 7551610000

Square Root: 294.7880594596735

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

Triangular array read by rows: T(n,k) is the number of set partitions of {1,2,...,n} in which the shortest block has length k (1 <= k <= n). A178979

Numbers k such that usigma(k) = φ(k)*ω(k), where ω(k) is the number of distinct prime divisors of k. A63795

Numbers k such that 255·2^k+1 is prime. A32504

Number of real n X n symmetric (0,1) matrices with positive determinant. A86900