Properties of the Number 84556

Eighty-Four Thousand Five Hundred Fifty-Six

Basics

Value: 84555 → 84556 → 84557

Parity: even

Prime: No

Previous Prime: 84551

Next Prime: 84559

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 21139

Divisors: 1, 2, 4, 21139, 42278, 84556

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100101001001100

Octal: 245114

Duodecimal: 40B24

Hexadecimal: 14a4c

Square: 7149717136

Square Root: 290.7851440496918

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 (n+1) X (6+1) 0..2 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings). A234264

n occurs n! times. A84556

T(n,k) is the number of (n+1) X (k+1) 0..2 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constant-stress 1 X 1 tilings). A234266

Number of 7Xn 0..1 arrays with every element equal to 0, 1, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302520