They are: 3*3*3*7 = 189
2)490 5)245 7)49 7)7 = 1 When reduced to '1' Then the four numbers are 2,5,7,7. All prime numbers.
It takes four. 3 x 3 x 3 x 3 = 81
The prime factorization of 24 is 2x2x2x3.
Prime Factorization is finding which prime numbers multiply together to make the original number.
5 and 3 are two prime numbers which on adding give 8.
2 and 17
2593 + 17 + 13 + 2
No two prime numbers can make 30.No two prime numbers can make 30.No two prime numbers can make 30.No two prime numbers can make 30.
The two prime numbers that can be added together to make 54 are 7 and 47. Both 7 and 47 are prime, and their sum equals 54. There are no other pairs of prime numbers that also add up to 54.
31 & 67
2x3x3x3
17 and 17