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Each of their square roots are prime numbers and each have only 3 factors
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∙ 13y ago
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List the smallest four numbers that have exactly three factors?
4, 9, 25, 49 4 has 1, 2, 4 9 has 1, 3, 9 25 has 1, 5, 25 49 has 1, 7, 49
What is the gcf of 49 9?
GCF - Greatest Common Factor. The factors (integers that multiply to make) of 49 are 1 * 49, 7 * 7 Factors of 9 are 1 * 9, 3 * 3. Which factors do both numbers have in common? ... Just 1. This means the GCF of 49 & 9 is 1. IN fact, it's the ONLY common factor of 49 & 9, not just the greatest. Try this one on your own: GCF of 25 and 75. Hint: Factors of 25 -- 1, 25. 5, 5. Hint: Factors of 50 -- 1, 50. 2, 25. 5, 10. Which factors of 25 and 50 are in common? Of these common factors, which is the greatest? (GCF)
Find the lowest common denominator for these fractions and then subtract and simplify. 49 and 13?
The LCD of 4/9 and 1/3 is 9. 4/9 - 3/9 = 1/9
What is the name of this sequence 1 4 9 16 25 36 49?
Perfect squares.
What is the 7Th number in the pattern 1 4 9 16 25?
So you're adding 3, 5, 7, 9, 11 etc 1, 4, 9, 16, 25, 36, 49
What is the lcd of 9 and 25 and 49?
The lowest common denominator of 9, 25, and 49 is 11025.
What are three composite number that have the greatest common factor of 1?
25, 36, 49
List the smallest four numbers that have exactly three factors?
4, 9, 25, 49 4 has 1, 2, 4 9 has 1, 3, 9 25 has 1, 5, 25 49 has 1, 7, 49
What is the answer to 49 plus 25 - 4 plus 9?
79 49 + 25 = 74 74 - 4 = 70 70 + 9 = 79
What is 4 and 9 over 25?
49/25= 4.36
What is the gcf of 49 9?
GCF - Greatest Common Factor. The factors (integers that multiply to make) of 49 are 1 * 49, 7 * 7 Factors of 9 are 1 * 9, 3 * 3. Which factors do both numbers have in common? ... Just 1. This means the GCF of 49 & 9 is 1. IN fact, it's the ONLY common factor of 49 & 9, not just the greatest. Try this one on your own: GCF of 25 and 75. Hint: Factors of 25 -- 1, 25. 5, 5. Hint: Factors of 50 -- 1, 50. 2, 25. 5, 10. Which factors of 25 and 50 are in common? Of these common factors, which is the greatest? (GCF)
What number less than 50 that have 3 factors?
The factors of 3 are 1 and 3.
What is the lowest 4 numbers with 3 factors?
4, 9, 25 and 49
What number is not a common multiple of 4 and 9?
5 is not a common multiple.
What is the least common multiple of 9 19 and 49?
The Least Common multiple of 9, 19 and 49 is 8379.
What is the median of 49 1 9 4 36 25 16?
The median is the middle of the list (when sorted). In this case 16. The sorted list is:1, 4, 9, 16, 25, 36, 49.
What Numbers between 1-49 have 3 Factors?
Prime squares: 4, 9, 25, 49
