Properties of the Number 66678

Sixty-Six Thousand Six Hundred Seventy-Eight

Basics

Value: 66677 → 66678 → 66679

Parity: even

Prime: No

Previous Prime: 66653

Next Prime: 66683

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 11113

Divisors: 1, 2, 3, 6, 11113, 22226, 33339, 66678

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000010001110110

Octal: 202166

Duodecimal: 32706

Hexadecimal: 10476

Square: 4445955684

Square Root: 258.2208357201254

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 integer partitions of n that cannot be partitioned into constant multisets with distinct block-sums. A381717

Berend Jan van der Zwaag's conjectured complete list of numbers that start different "expanding periodic loops" under the mapping described in A053392 and A060630. A103117

Totients of the least numbers for which the totient is divisible by n. A66678