Properties of the Number 80916

Eighty Thousand Nine Hundred Sixteen

Basics

Value: 80915 → 80916 → 80917

Parity: even

Prime: No

Previous Prime: 80911

Next Prime: 80917

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 11 × 613

Divisors: 1, 2, 3, 4, 6, 11, 12, 22, 33, 44

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011110000010100

Octal: 236024

Duodecimal: 3A9B0

Hexadecimal: 13c14

Square: 6547399056

Square Root: 284.45737817817275

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 (n+1)X(k+1) 0..2 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and no 2 X 2 subblock having the same number of counterclockwise edge increases as its vertical neighbors. A205736

Number of vertices among all distinct circles that can be constructed from the 3 vertices and the equally spaced 3·n points placed on the sides of an equilateral triangle when every pair of the 3 + 3·n points are connected by a circle and where the points lie at the ends of the circle's diameter. A372731

Number of (n+1)X6 0..2 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and no 2 X 2 subblock having the same number of counterclockwise edge increases as its vertical neighbors. A205733

Number of 3X(n+1) 0..2 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and no 2 X 2 subblock having the same number of counterclockwise edge increases as its vertical neighbors. A205738

Number of electrons in outermost electron subshell in chemical element number n. A80916