Properties of the Number 66572

Sixty-Six Thousand Five Hundred Seventy-Two

Basics

Value: 66571 → 66572 → 66573

Parity: even

Prime: No

Previous Prime: 66571

Next Prime: 66587

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 11 × 17 × 89

Divisors: 1, 2, 4, 11, 17, 22, 34, 44, 68, 89

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000010000001100

Octal: 202014

Duodecimal: 32638

Hexadecimal: 1040c

Square: 4431831184

Square Root: 258.0155034101633

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 partitions p of n such that (number of numbers in p of form 3k) < (number of numbers in p of form 3k+1). A241743

Symmetric difference of the primitive non-deficient numbers and the primitive Zumkeller numbers. A378538

Numbers that are primitive Zumkeller, but not primitive non-deficient. A378657

a(n) = 2662·n + 22. A157613

Number of compositions (ordered partitions) of n into prime parts such that no two adjacent parts are equal (Carlitz compositions). A301428

Number of sets of distinct positive integers with geometric mean n. A66572