Properties of the Number 40132

Forty Thousand One Hundred Thirty-Two

Basics

Value: 40131 → 40132 → 40133

Parity: even

Prime: No

Previous Prime: 40129

Next Prime: 40151

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 79 × 127

Divisors: 1, 2, 4, 79, 127, 158, 254, 316, 508, 10033

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: Yes

Tetrahedral: No

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Representations

Binary: 1001110011000100

Octal: 116304

Duodecimal: 1B284

Hexadecimal: 9cc4

Square: 1610577424

Square Root: 200.32972819828814

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

Even pseudoprimes to base 13. A130435

Numbers k such that k | (3^k + 3). A15888

Numbers k such that k | 7^k + 7. A15893

Numbers k such that k | 12^k + 12. A15904

Floor(sqrt(3·2ⁿ)). A221718

Expansion of ∏_k>=1 ((1 - x^k)/(1 + x^k))^σ(k). A320971

Pseudoprimes to base 9 that are not squarefree. A306448

Even composites m such that A003499(m)==6 (mod m). A338311

Heptagonal numbers (A000566) with prime indices (A000040). A346494

a(1) = 7; a(n+1) = a(n)-th nonprime, where nonprimes begin at 0. A25002