Properties of the Number 40038

Forty Thousand Thirty-Eight

Basics

Value: 40037 → 40038 → 40039

Parity: even

Prime: No

Previous Prime: 40037

Next Prime: 40039

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 6673

Divisors: 1, 2, 3, 6, 6673, 13346, 20019, 40038

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001110001100110

Octal: 116146

Duodecimal: 1B206

Hexadecimal: 9c66

Square: 1603041444

Square Root: 200.09497744821084

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

Number of integer partitions of n such that the dual of the multiset partition obtained by factoring each part into prime numbers is a (strict) antichain, also called T₁ integer partitions. A326977

Number of quadrilateral regions into which a figure made up of a row of n adjacent congruent rectangles is divided upon drawing diagonals of all possible rectangles. A324043

T(n,k)=Number of nXk 1..4 arrays with no element with value z exactly a city block distance of z from another element with value z. A210788

Numbers m with m - 1, m + 1 and q(m) + 1 all prime, where q(.) is the strict partition function (A000009). A235344

Integers having ideal digital mean up to base 5. A144800

Number of basis partitions of n+100 with Durfee square size 10. A69253

Number of nX2 1..4 arrays with no element with value z exactly a city block distance of z from another element with value z. A210782

Number of nX5 1..4 arrays with no element with value z exactly a city block distance of z from another element with value z. A210785

Numbers k such that 3·R_k - 10 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A256773

Primes p such that x³ = 3 has no solution mod p. A40038