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21 x 2 does not equal 40.
21 is not a Prime number.
What else can I help you with?
What is the Prime Factorization of Twenty?
The prime factorization of 20 is, 2 squared times 5( because two is prime' 2 times 2 is 4, times 5(which is prime) equals 20)
What is the prime factorization 129?
The prime factorization of 129= 43 times 3
What is the prime factorization for 86?
The prime factorization is 2 to the 2nd power times 3 times 7.
What prime factorization of 14?
If your asking what is the prime factorization of 14: 2 times 7
What is the prime factorization of 25000 and 29000?
Prime factorization of 25,000 in exponents = 2^3 times 5^5 Prime factorization of 29,000 in exponents = 2^3 times 5^3 times 19
What is the prime factorization of 2 to the second power times 3 to the second powers times 5?
That's the prime factorization of 180.
What is the prime factorization of 2 to the second power times 3 times 5 to the second power times 7?
That's the prime factorization of 2100.
What is forty times twenty five?
1000
How do you write 2 times 5 times 5 in prime factorization?
2 x 5 x 5 is the prime factorization of 50.
Forty million times twenty five thousand equals?
Forty million times twenty five thousand equals 1,000,000,000,000 (1 trillion).
Is 171 times 2 the prime factorization of 342?
No, the prime factorization of 342 is 2*3*3*19.
Prime factorization of 5 times 5 times 11 times 11?
5 x 5 x 11 x 11 is the prime factorization of 3025
