Properties of the Number 40271

Forty Thousand Two Hundred Seventy-One

Basics

Value: 40270 → 40271 → 40272

Parity: odd

Prime: No

Previous Prime: 40253

Next Prime: 40277

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 7 × 11 × 523

Divisors: 1, 7, 11, 77, 523, 3661, 5753, 40271

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001110101001111

Octal: 116517

Duodecimal: 1B37B

Hexadecimal: 9d4f

Square: 1621753441

Square Root: 200.67635635520193

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

Expansion of 1 / (1 + x² - x³) in powers of x. A77961

Expansion of 1/(1+x²+x³). A77962

Expansion of (1-x)/(1-2·x+x²+x³). A78001

a(n) = n! - n² + 2n - 1. A372264

28-gonal pyramidal numbers: a(n) = n*(n+1)*(26·n-23)/6. A256648

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 1), (0, 0, 1), (1, 0, 1), (1, 1, -1)}. A150569

Continued fraction for sqrt(288). A40271