Properties of the Number 67240

Sixty-Seven Thousand Two Hundred Forty

Basics

Value: 67239 → 67240 → 67241

Parity: even

Prime: No

Previous Prime: 67231

Next Prime: 67247

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 5 × 41 ²

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 41, 82

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011010101000

Octal: 203250

Duodecimal: 32AB4

Hexadecimal: 106a8

Square: 4521217600

Square Root: 259.3067681338071

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. A45991

a(n) = n² * φ(n). A53191

List of different composites in Pascal-like triangles with index of asymmetry y = 2 and index of obliquity z = 0 or z = 1. A141066

Palindromic numbers in bases 3 and 9 written in base 10. A259386

a(n) = p²*(p-1), where p = prime(n). A135177

T(n,k) = Number of n X k arrays containing k copies of 0..n-1 with no element 1 greater than its north or southwest neighbor modulo n and the upper left element equal to 0. A266861

a(n) is the area of the rectangle whose edges are n and A375673(n). A375675

The Euler totient of the smallest cubefull number divisible by n. A390756

a(pⁿ)=pⁿ⁺¹(p-1) if p is prime and a(nm)=lcm(a(n),a(m)) if gcd(n,m)=1. A236563

The Euler totient of the smallest cube divisible by n. A390754