Properties of the Number 75226

Seventy-Five Thousand Two Hundred Twenty-Six

Basics

Value: 75225 → 75226 → 75227

Parity: even

Prime: No

Previous Prime: 75223

Next Prime: 75227

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 29 × 1297

Divisors: 1, 2, 29, 58, 1297, 2594, 37613, 75226

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010010111011010

Octal: 222732

Duodecimal: 3764A

Hexadecimal: 125da

Square: 5658951076

Square Root: 274.2735860413831

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

a(n) = floor(1/(n-1) * ∑_k=1..n-1 a(k)^n/k), given a(0)=1, a(1)=2, a(2)=3. A79116

Number of 6-step E, S, NW and NE-moving king's tours on an n X n board summed over all starting positions. A187589

a(1) = 1, a(2) = 2. For n >= 3, a(n) is found by concatenating the fourth powers of the first n-1 terms of the sequence and then dividing the resulting number by a(n-1). A181866

Largest prime in the numerator of the 2ⁿ sums generated from the set 1, 1/2, 1/3,..., 1/n. A75226