Properties of the Number 41139

Forty-One Thousand One Hundred Thirty-Nine

Basics

Value: 41138 → 41139 → 41140

Parity: odd

Prime: No

Previous Prime: 41131

Next Prime: 41141

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 653

Divisors: 1, 3, 7, 9, 21, 63, 653, 1959, 4571, 5877

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010000010110011

Octal: 120263

Duodecimal: 1B983

Hexadecimal: a0b3

Square: 1692417321

Square Root: 202.82751292662442

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

T(n,k)=Number of (n+2)X(k+2) nonnegative integer arrays with all values the knight distance from the upper left minus as much as 1, with successive minimum path knight move differences either 0 or +1, and any unreachable value zero. A253424

Values of k associated with A033705. A33706

Number of (n+2)X(2+2) nonnegative integer arrays with all values the knight distance from the upper left minus as much as 1, with successive minimum path knight move differences either 0 or +1, and any unreachable value zero. A253418

Number of (n+2)X(7+2) nonnegative integer arrays with all values the knight distance from the upper left minus as much as 1, with successive minimum path knight move differences either 0 or +1, and any unreachable value zero. A253423

Revert transform of 2·x*(1 - x - x⁵ + x⁶)-x/(1+x). A49185

Numbers k such that (107·10^k - 17)/9 is prime. A282281

Denominators of continued fraction convergents to sqrt(78). A41139