Properties of the Number 66943

Sixty-Six Thousand Nine Hundred Forty-Three

Basics

Value: 66942 → 66943 → 66944

Parity: odd

Prime: Yes

Previous Prime: 66931

Next Prime: 66947

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 66943

Divisors: 1, 66943

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 10000010101111111

Octal: 202577

Duodecimal: 328A7

Hexadecimal: 1057f

Square: 4481365249

Square Root: 258.7334535772288

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 anti-transitive rooted trees with n nodes. A306844

Primes that remain prime through 4 iterations of function f(x) = 10x + 3. A23328

Numbers k such that gcd(prime(k+1) + 1, prime(k) + 1) = 8. A66943