Properties of the Number 99667

Ninety-Nine Thousand Six Hundred Sixty-Seven

Basics

Value: 99666 → 99667 → 99668

Parity: odd

Prime: Yes

Previous Prime: 99661

Next Prime: 99679

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 99667

Divisors: 1, 99667

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 11000010101010011

Octal: 302523

Duodecimal: 49817

Hexadecimal: 18553

Square: 9933510889

Square Root: 315.7008077278232

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

Lengths of successive generations of the Kolakoski sequence A000002. A54352

Numbers n such that 241·2ⁿ-1 is prime. A50879

Powers of three read in base 2. A211864

a(1) = 2; a(n+1) is the least prime p not already used such that p-a(n) is not equal to a(k+1)-a(k) for any k < n. A101595

a(n) is the largest prime before A002281(n); repdigits repeating 7. A99667

Numbers k such that (299·10^k + 1)/3 is prime. A294911