Properties of the Number 75217

Seventy-Five Thousand Two Hundred Seventeen

Basics

Value: 75216 → 75217 → 75218

Parity: odd

Prime: Yes

Previous Prime: 75211

Next Prime: 75223

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 75217

Divisors: 1, 75217

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010010111010001

Octal: 222721

Duodecimal: 37641

Hexadecimal: 125d1

Square: 5657597089

Square Root: 274.2571785751469

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

Primes of form n² + 28561. A256841

Balanced primes (A090403) of index 3. A96707

Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and 2w+x+y>2. A211619

Number of 4 X 4 X 4 triangular 0..n arrays with every horizontal row nondecreasing, first elements of rows nonincreasing, last elements of rows nondecreasing, and every row having the same average value. A215184

Number of polyiamonds with 2n cells that tile the plane by translation but not by 180-degree rotation (Conway criterion). A75217