Properties of the Number 78230

Seventy-Eight Thousand Two Hundred Thirty

Basics

Value: 78229 → 78230 → 78231

Parity: even

Prime: No

Previous Prime: 78229

Next Prime: 78233

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 7823

Divisors: 1, 2, 5, 10, 7823, 15646, 39115, 78230

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10011000110010110

Octal: 230626

Duodecimal: 39332

Hexadecimal: 13196

Square: 6119932900

Square Root: 279.69626382917596

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

Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 3 + 3·x, p(n,x) = u·p(n-1,x) + v·p(n-2,x) for n >= 3, where u = p(2,x), v = 1 - 2·x - x². A367301

Number of geodetic graphs with n unlabeled vertices. A337179

Smallest multiple of nⁿ that begins with n. A78230

Number of nX4 0..1 arrays with every element equal to 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A300685