Properties of the Number 85361

Eighty-Five Thousand Three Hundred Sixty-One

Basics

Value: 85360 → 85361 → 85362

Parity: odd

Prime: Yes

Previous Prime: 85333

Next Prime: 85363

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 85361

Divisors: 1, 85361

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10100110101110001

Octal: 246561

Duodecimal: 41495

Hexadecimal: 14d71

Square: 7286500321

Square Root: 292.1660486778024

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 p such that A001175(p) = (p-1)/8. A308793

a(n) = (9 + 14·n + 12·n² + 4·n³)/3. A166911

Fibonacci sequence beginning 1, 12. A22102

Primes of the form (p²-2)/7, where p is also a prime number. A165668

a(1)=2; thereafter a(n) is the smallest prime > a(n-1) that is not a factor of any 1+A, where A is a product of one or more distinct earlier terms. A260388

Decimal expansion of the number c = ∑_n>=1 (ζ(n+1)-1)/n. A85361