Properties of the Number 80044

Eighty Thousand Forty-Four

Basics

Value: 80043 → 80044 → 80045

Parity: even

Prime: No

Previous Prime: 80039

Next Prime: 80051

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 20011

Divisors: 1, 2, 4, 20011, 40022, 80044

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011100010101100

Octal: 234254

Duodecimal: 3A3A4

Hexadecimal: 138ac

Square: 6407041936

Square Root: 282.9204835284996

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) = binomial(3n,n)*CQC(n), where CQC(n) = A005721(n) = A005190(2n) is a central quadrinomial coefficient. A295870

Numerators of triangular array: T(n,1)=T(n,n)=1/n and T(n,k)=T(n-1,k-1)+T(n-1,k), 1<k<n. A80044

a(n) = 2*∑_k=0..n-1 binomial(n,k)²*binomial(n,k+1)². A334237