Properties of the Number 85142

Eighty-Five Thousand One Hundred Forty-Two

Basics

Value: 85141 → 85142 → 85143

Parity: even

Prime: No

Previous Prime: 85133

Next Prime: 85147

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 42571

Divisors: 1, 2, 42571, 85142

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10100110010010110

Octal: 246226

Duodecimal: 41332

Hexadecimal: 14c96

Square: 7249160164

Square Root: 291.79102110928636

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 n such that 5·10ⁿ-1 is prime. A56712

Duplicate of A064053. A85142