Properties of the Number 68015

Sixty-Eight Thousand Fifteen

Basics

Value: 68014 → 68015 → 68016

Parity: odd

Prime: No

Previous Prime: 67993

Next Prime: 68023

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 61 × 223

Divisors: 1, 5, 61, 223, 305, 1115, 13603, 68015

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000100110101111

Octal: 204657

Duodecimal: 3343B

Hexadecimal: 109af

Square: 4626040225

Square Root: 260.79685580926775

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 arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..2 nXk array. A217457

Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..2 n X 2 array. A217451

Number of step shifted (decimated) sequence structures using exactly two different symbols. A56396

T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..2 nXk array. A219128

Gaps between non-twin primes. A68015