Properties of the Number 75085

Seventy-Five Thousand Eighty-Five

Basics

Value: 75084 → 75085 → 75086

Parity: odd

Prime: No

Previous Prime: 75083

Next Prime: 75109

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 15017

Divisors: 1, 5, 15017, 75085

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010010101001101

Octal: 222515

Duodecimal: 37551

Hexadecimal: 1254d

Square: 5637757225

Square Root: 274.0164228654918

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

a(n) = squarefree kernel (or radical) of a(n-1) + a(n-2), with a(0)=0 and a(1)=1. A165911

a(n) is the smallest number not already in the sequence such that ∑_k=1..n a(k) is divisible by prime(n). A75085