Properties of the Number 86250

Eighty-Six Thousand Two Hundred Fifty

Basics

Value: 86249 → 86250 → 86251

Parity: even

Prime: No

Previous Prime: 86249

Next Prime: 86257

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 ⁴ × 23

Divisors: 1, 2, 3, 5, 6, 10, 15, 23, 25, 30

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000011101010

Octal: 250352

Duodecimal: 41AB6

Hexadecimal: 150ea

Square: 7439062500

Square Root: 293.6835031117683

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 permutations (p(1), p(2), ..., p(n)) satisfying -k <= p(i)-i <= r and p(i)-i not in the set I, i=1..n, with k=2, r=6, I={-1,1,2,3,4,5}. A224808

T(n,k)=Number of nXk 0..1 arrays with each 1 adjacent to 1, 2 or 3 king-move neighboring 1s. A296688

Triangle read by rows: T(n,k) is the number of labeled point-determining graphs with n nodes and k edges, n >= 0, 0 <= k <= n*(n - 1)/2. A369283

Numbers σ(k) when Sum_j=1..k σ(j) / σ(k) is an integer. A168129

Triangle with first column identical to 1 and the other entries defined by the sum of entries above and to the left. A226392

The hyper-Wiener index of the Cartesian product of the cycles C(n) and C(n) (a Torus Grid Graph). A228316

Number of n X 2 0..1 arrays with each 1 adjacent to 1, 2 or 3 king-move neighboring 1s. A296682

a(n) = numerator of n/(n+20). A106621

Smallest base-2 Fermat pseudoprime·that has ord(2,x) = n, or 0 if one does not exist. A86250