Properties of the Number 40831

Forty Thousand Eight Hundred Thirty-One

Basics

Value: 40830 → 40831 → 40832

Parity: odd

Prime: No

Previous Prime: 40829

Next Prime: 40841

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 19 × 307

Divisors: 1, 7, 19, 133, 307, 2149, 5833, 40831

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001111101111111

Octal: 117577

Duodecimal: 1B767

Hexadecimal: 9f7f

Square: 1667170561

Square Root: 202.06682063119615

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

Compositions with superdiagonal growth: number of compositions (p0, p1, p2, ...) of n with π - p0 >= i. A238861

a(n) = n! * [xⁿ] exp(((1+x)ⁿ⁺¹ - 1)/(n+1)). A294003

Partial sums of A024770. A173057

Square array A(n, k) = σ((2n-1)²) * σ((2k-1)²), read by antidiagonals. A379220

Continued fraction for sqrt(861). A40831