2 x 2 x 3 x 3 x 5 x 7 = 1260
No, it's an even number. The only even prime number is 2.
7
2, 3, 5, and 7
1,260 multiplied by 2 is 2,520.
There are 1260 composite numbers from 1 to 1500.
No, it's an even number. The only even prime number is 2.
It's not prime - it's divisible by at least 2,3,5,9 & 10
what is the prime factorization of 1260
Because all of the numbers less than 1260 have fewer factors.
1,260 = 22 x 32 x 5 x 7
It's easier to see with prime factorizations. Consider 30 and 42. 2 x 3 x 5 = 30 2 x 3 x 7 = 42 Their product is (2 x 3 x 5)(2 x 3 x 7) = 1260 Their GCF is 2 x 3 Their LCM is 2 x 3 x 5 x 7 That product is (2 x 3)(2 x 3 x 5 x 7) = 1260 Consider two prime numbers, 5 and 7. Their product is 35. Their GCF is 1. Their LCM is 35. That product is also 35.
7
The lowest number divisible by all these 4 numbers is 1260
2 x 2 x 3 x 3 x 5 x 7 = 1,260
1260 630,2 315,2,2 105,3,2,2 35,3,3,2,2 7,5,3,3,2,2
The numbers are 629 and 631.
2, 3, 5, and 7