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Earn +20 ptsQ: What is the least prime factor of 143?
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What is the greatest common factor of 143 195 and 260?
The GCF of 143, 195, and 260 is 13 The prime factorization of 143 is 11*13. The prime factorization of 195 is 13*15. The prime factorization of 260 is 2*2*5*13 So the GCF is 13.
What is the least prime factor of 221?
13
Do all numbers have at least one prime factor?
All whole numbers except for -1, 0 and 1 have at least one prime factor.
Is 143 a composite or prime number?
143 is not prime. 143 = 11 * 13
What is the greatest common factor of 121 and 143?
121 = 11*11 & 143 = 11*13 = GCF = 11 ***** Another Breakdown ***** The factors of 121 are: 1 11 121 The prime factors are: 11 x 11 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - The factors of 143 are: 1 11 13 143 The prime factors are: 11 x 13 - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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