Properties of the Number 86509

Eighty-Six Thousand Five Hundred Nine

Basics

Value: 86508 → 86509 → 86510

Parity: odd

Prime: Yes

Previous Prime: 86501

Next Prime: 86531

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 86509

Divisors: 1, 86509

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000111101101

Octal: 250755

Duodecimal: 42091

Hexadecimal: 151ed

Square: 7483807081

Square Root: 294.1241234581074

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 ways to remove n oranges from an infinite stack of oranges whose m-th layer is an m X (m+1) rectangle. A274594

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the sum of each 2X2 subblock two extreme terms minus its two median terms lexicographically nondecreasing rowwise and columnwise. A235842

Number of (n+1)X(2+1) 0..2 arrays with the sum of each 2X2 subblock two extreme terms minus its two median terms lexicographically nondecreasing rowwise and columnwise. A235839

Number of (n+1)X(3+1) 0..2 arrays with the sum of each 2X2 subblock two extreme terms minus its two median terms lexicographically nondecreasing rowwise and columnwise. A235840

Numbers n such that p=n²+2, p+2, p+6, p+8 and p+12 are five consecutive primes. A86509