Properties of the Number 75222

Seventy-Five Thousand Two Hundred Twenty-Two

Basics

Value: 75221 → 75222 → 75223

Parity: even

Prime: No

Previous Prime: 75217

Next Prime: 75223

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 7 × 199

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 27

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010010111010110

Octal: 222726

Duodecimal: 37646

Hexadecimal: 125d6

Square: 5658349284

Square Root: 274.26629395534553

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

G.f.: ∏_n>=1 (1 - A002203(n)*xⁿ + (-1)ⁿ*x^2·n)³ where A002203(n) is the companion Pell numbers. A204383

Number of ways two L-tiles (with rotation) can be placed on an n X n square. A348134

Number of polyiamonds with n cells that tile the plane isohedrally but not by translation or by 180-degree rotation (Conway criterion). A75222