Properties of the Number 91370

Ninety-One Thousand Three Hundred Seventy

Basics

Value: 91369 → 91370 → 91371

Parity: even

Prime: No

Previous Prime: 91369

Next Prime: 91373

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 9137

Divisors: 1, 2, 5, 10, 9137, 18274, 45685, 91370

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110010011101010

Octal: 262352

Duodecimal: 44A62

Hexadecimal: 164ea

Square: 8348476900

Square Root: 302.27470949452584

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

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A301450

Numbers k such that k² + k - 1 and k² + k + 1 are twin primes and (k + 1)*(k + 1) + k + 1 - 1 and (k + 1)*(k + 1) + k + 1 + 1 are also twin primes. A88498

Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A301446

Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A301447

Triangle read by rows: T(n,k) is the number of dissections of a convex n-gon by nonintersecting diagonals, having a k-gon over a fixed edge (base). A91370