Properties of the Number 76872

Seventy-Six Thousand Eight Hundred Seventy-Two

Basics

Value: 76871 → 76872 → 76873

Parity: even

Prime: No

Previous Prime: 76871

Next Prime: 76873

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 3203

Divisors: 1, 2, 3, 4, 6, 8, 12, 24, 3203, 6406

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010110001001000

Octal: 226110

Duodecimal: 385A0

Hexadecimal: 12c48

Square: 5909304384

Square Root: 277.25800258964574

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

Expansion of (f(-x⁵) / f(-x))² in powers of·where f() is a Ramanujan θ function. A263002

Square array T(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. exp(∑_j=1..k (exp(j·x) - 1)). A355423

Number of (n+1) X (3+1) 0..3 arrays with every 2 X 2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 9. A234135

Expansion of e.g.f. exp(∑_k=1..3 (exp(k·x) - 1)). A355421

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 9. A234140

a(n) = number of numbers <= n that are the sum of two squarefull numbers. A76872