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Prime Factorizations

OK, here's a big critter!

Find the prime factorization of 1848:


1848 is even and splits into 2 and 924 ... 924 is even too and splits into 2 and 462 ... 462 is even too and splits into 2 and 231 ... 231 splits into 3 and 77 ... 77 splits into 7 and 11 ... Remember your divisibility tests!

 

1848 = 2 x 2 x 2 x 3 x 7 x 11

1848 = 2^2 x 3 x 7 x 11

 

YOUR TURN:

Use factor trees to find the prime factorizations of


378
 

16,500