Properties of the Number 40506

Forty Thousand Five Hundred Six

Basics

Value: 40505 → 40506 → 40507

Parity: even

Prime: No

Previous Prime: 40499

Next Prime: 40507

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 43 × 157

Divisors: 1, 2, 3, 6, 43, 86, 129, 157, 258, 314

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001111000111010

Octal: 117072

Duodecimal: 1B536

Hexadecimal: 9e3a

Square: 1640736036

Square Root: 201.26102454275642

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

Triangle, read by rows, where row n equals row n of matrix power A132844ⁿ for n>=0, where triangle A132844 is defined by: A132844(n,k) = T( [(n+k)/2], k) for n>=k>=0. A132845

Column 2 of triangle A132845. A132848

Numbers m such that N = (am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,55. A65696

Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,11. A64242

E.g.f. satisfies A(x) = 1 + x·A(x)³ * (exp(x·A(x)³) - 1). A371272

arcsin(sinh(x)+arcsin(x))=2·x+10/3!*x³+378/5!*x⁵+40506/7!*x⁷... A13034

Continued fraction for sqrt(530). A40506