Prime Factors of 162
The prime factors of 162 are: 2 × 3 × 3 × 3 × 3.
What is Prime Factorization?
Prime factorization is the process of breaking down a composite number into a product of prime numbers that multiply to give the original number.
How to Find the Prime Factors of 162?
Start dividing 162 by the smallest prime number 2 and continue dividing by primes in increasing order until the quotient becomes 1. The divisors used are the prime factors.
Prime Factors Summary for 162
The number 162 has 5 prime factors in total.
There are 2 unique prime factors: 2, 3.
Prime Factorization Expressed with Exponents
The prime factorization of 162 expressed with exponents is:
2 × 3^4
Step-by-Step Prime Factorization of 162:
| Step | Divide By | Result |
|---|---|---|
| 1 | 2 | 81 |
| 2 | 3 | 27 |
| 3 | 3 | 9 |
| 4 | 3 | 3 |
| 5 | 3 | 1 |
Examples of Prime Factorization
| Number | Prime Factors |
|---|---|
| 12 | 2 × 2 × 3 |
| 45 | 3 × 3 × 5 |
| 60 | 2 × 2 × 3 × 5 |
| 100 | 2 × 2 × 5 × 5 |
| 231 | 3 × 7 × 11 |