Properties of the Number 71663

Seventy-One Thousand Six Hundred Sixty-Three

Basics

Value: 71662 → 71663 → 71664

Parity: odd

Prime: Yes

Previous Prime: 71647

Next Prime: 71671

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 71663

Divisors: 1, 71663

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001011111101111

Octal: 213757

Duodecimal: 3557B

Hexadecimal: 117ef

Square: 5135585569

Square Root: 267.69945834835005

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

Primes p such that the concatenation of p and 29 is a square number: "p 29" = N = m². A168545

Primes p such that the concatenation p//29 is a squared prime. A168568

a(n) is the least k such that k - i! is a semiprime for all i from 1 to n. A376332

Permutation A057505 applied three times ("cubed"). A71663