Prime breaker: does the route matter?
1. Break a number your own way
Number (2 to 9999)
360
1001
4096
97
Finish at random
Start again, another way
Prime factorisation
Different routes tried
2. HCF and LCM from the primes
a
b
12, 18
96, 360
35, 48
HCF
LCM
HCF × LCM
a × b