It is a prime number
It is approximately Avogadro's number which is the number of units (atoms, molecules, etc) in one mole of a substance.
infinity
There is no importance behind the number 991, unless an individual means 911. If that was the case, 911 is very important. It is used to call for an emergency and help.
The position of any number in a number line is determined by its distance from the zero.
It is a prime number
Reynolds number Re is a dimensionless number that gives a measure of the ratio of internal forces to viscous forces and consequently quantifies the relative importance of these two types of forces for given flow conditions
importance of voltage is the potential difference between two points.
The mathematical importance of an imaginary number is to allow the result of a square root of the imaginary number to equal a negative number. One can find more extensive information on imaginary numbers and their importance on the Wikipedia website.
The number that is really of importance in the Senate is 40. This is enough to kill a bill and make it not become a law.
The consideration that would be of the greatest importance when building a workstation that will run multiple virtual machines would be the number of CPU cores. The other would be the amount of RAM.
It is approximately Avogadro's number which is the number of units (atoms, molecules, etc) in one mole of a substance.
infinity
of topo sheet number
There is no importance behind the number 991, unless an individual means 911. If that was the case, 911 is very important. It is used to call for an emergency and help.
The position of any number in a number line is determined by its distance from the zero.
It is no more or no less important than any other number.