World of prime and composite number
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Prime and composite numbers
And a composite number is a whole number greater than 1 that has more than 2 factors. 27,23,25,31,37,41,45,47,53,59,67,71,81,83,84,86,87,88,90,92,93,94,95,96,99........ It has to be able to divisible by 2,3,4,5,6,7,8,9,10 for it to be a composite number.