Properties of the Number 66091

Sixty-Six Thousand Ninety-One

Basics

Value: 66090 → 66091 → 66092

Parity: odd

Prime: No

Previous Prime: 66089

Next Prime: 66103

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 29 × 43 × 53

Divisors: 1, 29, 43, 53, 1247, 1537, 2279, 66091

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001000101011

Octal: 201053

Duodecimal: 322B7

Hexadecimal: 1022b

Square: 4368020281

Square Root: 257.08169907638313

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 non-graphical integer partitions of 2n. A339617

Number of 3X3 integer matrices with each row summing to zero, row elements in nondecreasing order, rows in lexicographically nondecreasing order, and the sum of squares of the elements <= 2·n² (number of collections of 3 zero-sum 3-vectors with total modulus squared not more than 2·n², ignoring vector and component permutations). A192702

a(n+2) = a(n+1)*a(n)*(a(n+1)+a(n)). A66091