270 (number)

270 (two hundred [and] seventy) is the natural number following 269 and preceding 271.

In mathematics

 * 270 is a harmonic divisor number.
 * 270 is the fourth number that is divisible by its average integer divisor.
 * 270 degrees is equal to three-fourths of a turn. This also means that $$270^\circ=\frac{3\pi}{2}$$ radians.
 * $$270+1$$ and $$270-1$$ are both prime numbers, making 270 surrounded by twin primes.
 * 270 is the number of divisors that $$10!$$ (a factorial) has.