Properties of the Number 71166

Seventy-One Thousand One Hundred Sixty-Six

Basics

Value: 71165 → 71166 → 71167

Parity: even

Prime: No

Previous Prime: 71161

Next Prime: 71167

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 29 × 409

Divisors: 1, 2, 3, 6, 29, 58, 87, 174, 409, 818

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001010111111110

Octal: 212776

Duodecimal: 35226

Hexadecimal: 115fe

Square: 5064599556

Square Root: 266.76956348129374

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 k such that 7·R_k - 50 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A256726

Initial indices of five successive primes squared with integer average. A76815

a(n) = n - A006530(A000203(n)), difference between n and largest prime factor of the sum of its divisors. A71166