Properties of the Number 83425

Eighty-Three Thousand Four Hundred Twenty-Five

Basics

Value: 83424 → 83425 → 83426

Parity: odd

Prime: No

Previous Prime: 83423

Next Prime: 83431

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 ² × 47 × 71

Divisors: 1, 5, 25, 47, 71, 235, 355, 1175, 1775, 3337

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100010111100001

Octal: 242741

Duodecimal: 40341

Hexadecimal: 145e1

Square: 6959730625

Square Root: 288.83386228072357

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

Integers j not of form 3m+2 such that for any integer k > 0, j·10^k+1 has a divisor in the set { 7, 11, 13, 37 }. A243969

a(n) = floor(n(n-1)(n-2)(n-3)/19). A11929

a(n) = (5·5ⁿ + (-1)ⁿ)/6. A83425