Properties of the Number 72947

Seventy-Two Thousand Nine Hundred Forty-Seven

Basics

Value: 72946 → 72947 → 72948

Parity: odd

Prime: No

Previous Prime: 72937

Next Prime: 72949

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 7 × 17 × 613

Divisors: 1, 7, 17, 119, 613, 4291, 10421, 72947

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001110011110011

Octal: 216363

Duodecimal: 3626B

Hexadecimal: 11cf3

Square: 5321264809

Square Root: 270.0870230129541

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 nX4 0..1 arrays with every element unequal to 0, 2, 3, 5 or 6 king-move adjacent elements, with upper left element zero. A304672

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 2, 3, 5 or 6 king-move adjacent elements, with upper left element zero. A304676

Primes in A053065. A72947

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