Properties of the Number 66427

Sixty-Six Thousand Four Hundred Twenty-Seven

Basics

Value: 66426 → 66427 → 66428

Parity: odd

Prime: No

Previous Prime: 66413

Next Prime: 66431

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 181 × 367

Divisors: 1, 181, 367, 66427

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001101111011

Octal: 201573

Duodecimal: 32537

Hexadecimal: 1037b

Square: 4412546329

Square Root: 257.73435937026323

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

Least integer N > 2 such that the number of primes (<=N) <= the number of base-n-zero containing numbers (<=N). A306521

Numbers with μ = 0 and infinitary MoebiusMu = -1; (sum of binary digits of prime exponents is odd). A66427