Properties of the Number 66706

Sixty-Six Thousand Seven Hundred Six

Basics

Value: 66705 → 66706 → 66707

Parity: even

Prime: No

Previous Prime: 66701

Next Prime: 66713

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 33353

Divisors: 1, 2, 33353, 66706

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000010010010010

Octal: 202222

Duodecimal: 3272A

Hexadecimal: 10492

Square: 4449690436

Square Root: 258.2750471880704

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

Antidiagonal sums of triangle A086614. A86615

a(n) is the number of compositions of n where the first part is the largest part and the last part is not 1. Row sums of A368579. A368279

Triangle T(n,c) counting Motzkin Paths of length n with c sections starting with an up-step at level 0. A348869

Triangle read by rows: the Fibonacci triangle times Pascal's triangle (A007318). A201166

Numbers k that divide the average of prime(k) and prime(k+1). A66706