Properties of the Number 43872

Forty-Three Thousand Eight Hundred Seventy-Two

Basics

Value: 43871 → 43872 → 43873

Parity: even

Prime: No

Previous Prime: 43867

Next Prime: 43889

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁵ × 3 × 457

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010101101100000

Octal: 125540

Duodecimal: 21480

Hexadecimal: ab60

Square: 1924752384

Square Root: 209.45643938537674

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 ways to write n as an ordered sum of 6 nonprime numbers. A341483

Triangle T(n,k) = (2·n-k-1)*T(n-1,k-1) + (k+1)*T(n-1,k), with T(n,1) = T(n,n) = 1, 1 <= k <= n, read by rows. A156139

a(n) = (n+1)*(n³+15·n²+74·n+132)/12. A217947

S(n) - the sum of the areas of the polygons constructed from connecting with a straight line all identical members in the multiplicative table modulo n (finite field). A157023

Number of ways to place 5 nonattacking zebras on an n X n board. A172140

Numbers n such that number of runs in the base 4 representation of n is congruent to 5 mod 10. A43872