No, it is not. First refers to the order in which something finished or is done, while one refers to a numerical volume or amount.
The number zero was the first "invented" number.
When the first number is a factor of the other, the first number is the GCF.
The first multiple of a number is the number itself.
The first number is divisible by the second number
2 is the first prime number.
it's not, zero is the first number
Hey first try to be clear. What do you mean? The first whole number is 0.
The first prime number after 14 is 17.
In that event, the first number is called a "multiple" of the second number.
The GCF is the first number.
Number 1, the first State in the Union and the first star on the flag.
This first digit is the first number. In this case the first digit is the number 2.