Properties of the Number 42667

Forty-Two Thousand Six Hundred Sixty-Seven

Basics

Value: 42666 → 42667 → 42668

Parity: odd

Prime: Yes

Previous Prime: 42649

Next Prime: 42677

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 42667

Divisors: 1, 42667

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011010101011

Octal: 123253

Duodecimal: 20837

Hexadecimal: a6ab

Square: 1820472889

Square Root: 206.55991866768343

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 that are palindromic in base 13. A29980

Primes p such that p-1 is squarefree and all prime divisors of p-1 other than 13 are also in the sequence. A267505

Primes that remain prime through 3 iterations of function f(x) = 5x + 2. A23283

Primes p such that 8·p²-2·p-1 divides Fibonacci(p). A159231

Prime numbers (together with one) whose representation in balanced ternary are palindromes. A224502

Number of (w,x,y) with all terms in {0,...,n} and 2·w >= |x+y-z|. A213397

Prime numbers preceded by two consecutive numbers which are products of four distinct primes (or tetraprimes). A361796

Value of C in y = x² + 9x + C such that y is prime for all x = 0 to 5. A97437

Partial sums of A033617. A299903

Primes which contain the fax number of the beast (667). A321001