Properties of the Number 66176

Sixty-Six Thousand One Hundred Seventy-Six

Basics

Value: 66175 → 66176 → 66177

Parity: even

Prime: No

Previous Prime: 66173

Next Prime: 66179

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ⁷ × 11 × 47

Divisors: 1, 2, 4, 8, 11, 16, 22, 32, 44, 47

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001010000000

Octal: 201200

Duodecimal: 32368

Hexadecimal: 10280

Square: 4379262976

Square Root: 257.24696305301643

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

Numbers whose prime indices and prime signature have the same mean. A359903

Integers that are Rhonda numbers to base 12. A100971

a(0)=0; for n>0, a(n) = ∑_d∣n d·2^n/d. A54598

a(n) = ∑_d∣n 2^d*φ(2·n/d). A306898

Number of (w,x,y,z) with all terms in {1,...,n} and w·x<=y·z+1. A212053

a(2n) = 2a(n)+2²ⁿ, a(2n+1) = 2²ⁿ⁺¹, a(0)=0. A227326

Number of 0..1 arrays x(0..n-1) of n elements with zero n-1st difference. A200147

Number of length-n 0..7 arrays connected end-around, with no sequence of L<n elements immediately followed by itself (periodic "squarefree"), and new values introduced in order 0..7. A215400

a(n) is the first k such that n = ω(k) = ω(k-1) + ω(k+1), or 0 if there is no such k, where ω is A001222. A338302

T(n,k) = number of length-n 0..k arrays connected end-around, with no sequence of L<n elements immediately followed by itself (periodic "squarefree"), and new values introduced in order 0..k. A215401