Properties of the Number 78304

Seventy-Eight Thousand Three Hundred Four

Basics

Value: 78303 → 78304 → 78305

Parity: even

Prime: No

Previous Prime: 78301

Next Prime: 78307

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ⁵ × 2447

Divisors: 1, 2, 4, 8, 16, 32, 2447, 4894, 9788, 19576

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10011000111100000

Octal: 230740

Duodecimal: 39394

Hexadecimal: 131e0

Square: 6131516416

Square Root: 279.82851891828324

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 ∏_k>=1 ((1 + x^{2·k - 1})/(1 - x^{2·k - 1}))^k². A294755

Number of -n..n arrays x(0..3) of 4 elements with zero sum and no two consecutive zero elements. A199531

Number of n element 0..3 arrays with each element the minimum of 4 adjacent elements of a random 0..3 array of n+3 elements. A217950

a(n) = n⁴ + 3·n³ + 2·n² - 2·n. A330651

Generalized Fermat numbers: 7^2ⁿ+1, n >= 0. A78304

T(n,k) = number of n-element 0..3 arrays with each element the minimum of k adjacent elements of a random 0..3 array of n+k-1 elements. A217954