Properties of the Number 42944

Forty-Two Thousand Nine Hundred Forty-Four

Basics

Value: 42943 → 42944 → 42945

Parity: even

Prime: No

Previous Prime: 42943

Next Prime: 42953

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ⁶ × 11 × 61

Divisors: 1, 2, 4, 8, 11, 16, 22, 32, 44, 61

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011111000000

Octal: 123700

Duodecimal: 20A28

Hexadecimal: a7c0

Square: 1844187136

Square Root: 207.2293415518179

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

a(n) = (1/n!)*A001565(n). A94792

Number of king permutations on n elements avoiding the mesh pattern (12, {(0,1),(0,2),(1,0),(2,0)}). A383040

Sequence of which A078783 is the Recamán transform. A117073

Unsigned row sums of triangle A114700. A116466

Irregular triangle read by rows: T(n,k) is the number of distinct tilings by squares of an n X n square lattice that contain k nodes unconnected to any of their neighbors. A226997

a(n) = a(n-1) + p(n) if p(n) > a(n-1), otherwise a(n) = a(n-1) - p(n), where p is the partition function A000041 (assuming a(n) = 0 for n < 0). A331165

The number of distinct principal ideals in the semigroup of binary relations on an n-set. A7903

Number at end of segment n of A117073. A117075

Numbers n such that n+(n+1), n²+(n+1)², n+(n+1)², n²+(n+1) are all prime. A216270

Maximum number of copies of a 12345 permutation pattern in an alternating (or zig-zag) permutation of length n + 7. A339355