The GCF is 5.
The factors of 645 are: 1, 3, 5, 15, 43, 129, 215, 645.
The divisors of 645 are: 1, 3, 5, 15, 43, 129, 215, 645.
645/32 = 20 5/32 (or 20 with 5 remainder)
1, 3, 5, 15, 43, 129, 215, 645.
Only about £1... No More than £5 anyway...
645
Evenly by: 1, 3, 5, 15, 43, 129, 215, 645.
Dcxlv dcxlv=500+100+(50-10)+5=600+40+5=645
1 + 3 + 5 + 15 + 43 + 129 + 215 + 645 = 1,056
129
80, remainder 5