3 x 3 x 7 x 7
As a product of its prime factors: 3*3*7*7 = 441
It is: 3*3*7*7 = 441
As a product of its prime factors: 3*3*7*7 = 441
No.
3 x 3 x 7 x 7
As a product of its prime factors: 3*3*7*7 = 441
No, prime numbers refer to whole numbers, not decimals.
It is: 3*3*7*7 = 441
3 x 3 x 7 x 7 or 32 x 72
As a product of its prime factors: 3*3*7*7 = 441
As a product of its prime factors: 3*3*7*7 = 441 Its square root is 21 or as 3*7 as the product of its prime factors
No.
2 + 3 + 5 + 431 = 441
3*3*7*7 = 441
3 x 3 x 7 x 7 = 441
441 = 3 x 3 x 7 x 7