162 (number)

162 1, 2, 3, 6, 9, 18, 27, 54, 81, 162 162 (one hundred [and] sixty-two) is the natural number following 161 and preceding 163. In mathematics Having only 2 and 3 as its prime divisors, 162 is a 3-smooth number.A003586 3-smooth numbers: numbers of the form 2^i*3^j with i, j >= 0. 162 is also an abundant number, since its sum of divisors is greater than it.A005101 Abundant numbers As the product of numbers three units apart from each other, it is a triple factorial number.A007661 Triple factorial numbers There are 162 ways of partitioning seven items into subsets of at least two items per subset.A000296 Set partitions without singletons 16264 + 1 is a prime number. References 30em 1 Category:Integers