Properties of the Number 65278

Sixty-Five Thousand Two Hundred Seventy-Eight

Basics

Value: 65277 → 65278 → 65279

Parity: even

Prime: No

Previous Prime: 65269

Next Prime: 65287

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 127 × 257

Divisors: 1, 2, 127, 254, 257, 514, 32639, 65278

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111111011111110

Octal: 177376

Duodecimal: 3193A

Hexadecimal: fefe

Square: 4261217284

Square Root: 255.49559683094344

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

Number of bicyclic skeletons with n carbon atoms and the parameter 'α' having the value of 2. See the paper by Hendrickson and Parks for details. A125671

a(n) = 4ⁿ-2ⁿ-2. A170940

Sum of the sizes of the Durfee squares of all partitions of n that do not contain 1 as a part, but with a(1) = 1. A208474

a(n) = (7·n+2)*(7·n+5) = 49·n² + 49·n + 10. A177060

A065276 conjugated with A059893, inverse of A065277. A65278