Properties of the Number 67280

Sixty-Seven Thousand Two Hundred Eighty

Basics

Value: 67279 → 67280 → 67281

Parity: even

Prime: No

Previous Prime: 67273

Next Prime: 67289

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 5 × 29 ²

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 29, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000011011010000

Octal: 203320

Duodecimal: 32B28

Hexadecimal: 106d0

Square: 4526598400

Square Root: 259.3838853899756

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) = n³ - n² + n - 1 = (n-1) * (n² + 1). A62158

Structured rhombic triacontahedral numbers (vertex structure 7). A100165

Number of 2:3:sqrt(13) proportioned triangles on a (n+1)X(n+1) grid. A190112

a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 56. A93256

Pisot sequence T(3,16). A278681

Number of terms in continued fraction for sqrt(n), excl. 2nd and higher periods. A67280