Properties of the Number 80115

Eighty Thousand One Hundred Fifteen

Basics

Value: 80114 → 80115 → 80116

Parity: odd

Prime: No

Previous Prime: 80111

Next Prime: 80141

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 7 ² × 109

Divisors: 1, 3, 5, 7, 15, 21, 35, 49, 105, 109

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011100011110011

Octal: 234363

Duodecimal: 3A443

Hexadecimal: 138f3

Square: 6418413225

Square Root: 283.0459326681802

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

Primes not in A080114. A80115

Number of spanning trees in G X P_n, where G = {{1, 2}, {1, 3}, {1, 4}, {1, 5}, {2, 3}, {2, 4}, {3, 4}}. A167062

G.f. satisfies: [xⁿ] A(x)⁽ⁿ⁺¹²) = (n+1)² for n>=1; that is, the coefficient of xⁿ in the (n+1)² power of g.f. A(x) equals (n+1)². A172440