Properties of the Number 85631

Eighty-Five Thousand Six Hundred Thirty-One

Basics

Value: 85630 → 85631 → 85632

Parity: odd

Prime: No

Previous Prime: 85627

Next Prime: 85639

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 7 × 13 × 941

Divisors: 1, 7, 13, 91, 941, 6587, 12233, 85631

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 10100111001111111

Octal: 247177

Duodecimal: 4167B

Hexadecimal: 14e7f

Square: 7332668161

Square Root: 292.62774988028735

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

Composite numbers m for which L(p(i)/p(j)) = 1 for all i, j, where p(k) are the prime factors of m and L(x/y) is the Legendre symbol of·and y, defined to be 1 if·is a quadratic residue (mod y) and -1 if·is a quadratic non-residue (mod y). A276525

Let b(n)=product of exponents of prime factorization of n. Sequence gives palindromes n such that b(n) is also palindromic and sets a new record. A85631