Properties of the Number 85291

Eighty-Five Thousand Two Hundred Ninety-One

Basics

Value: 85290 → 85291 → 85292

Parity: odd

Prime: No

Previous Prime: 85259

Next Prime: 85297

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 19 × 67 ²

Divisors: 1, 19, 67, 1273, 4489, 85291

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100110100101011

Octal: 246453

Duodecimal: 41437

Hexadecimal: 14d2b

Square: 7274554681

Square Root: 292.0462292172251

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

Starts of runs of 3 consecutive numbers that have an equal number of even and odd exponents in their prime factorization (A187039). A348077

Number of (n+2) X (1+2) 0..3 arrays with every 3 X 3 subblock row, column, diagonal and antidiagonal sum not equal to 0 3 4 6 or 7. A252132

Numbers of the form (1+2n²+4n³)/(n+10). A122107

Decimal expansion of Alladi-Grinstead constant exp(c-1), where c is given in A085361. A85291