Properties of the Number 80613

Eighty Thousand Six Hundred Thirteen

Basics

Value: 80612 → 80613 → 80614

Parity: odd

Prime: No

Previous Prime: 80611

Next Prime: 80621

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 13 ² × 53

Divisors: 1, 3, 9, 13, 39, 53, 117, 159, 169, 477

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011101011100101

Octal: 235345

Duodecimal: 3A799

Hexadecimal: 13ae5

Square: 6498455769

Square Root: 283.9242856819402

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 length 3+3 0..n arrays with some disjoint pairs in every consecutive four terms having the same sum. A247535

Catalan numbers: C(n) = binomial(2n,n)/(n+1) = (2n)!/(n!(n+1)!). A108

Minimal sequence such that ω(a(m))<=ω(a(n)) for m<n, where ω=A001222 (sum of exponents in prime factorization). A80613

Number of nX4 0..1 arrays with each 1 adjacent to 0, 3 or 5 king-move neighboring 1s. A296830