110
The sum of the first 20 even numbers... is 110
The first 20 odd numbers are: 13579111315171921232527293133353739.
2+4+6+8+10........+40=420
The sum of the first 50 even numbers is 2,550.
110
You could say the numbers 1 to 20 or even the numbers 0 to 19, but in reality there is no first number, as we have negative numbers. If you were saying it was not just limited to whole numbers, there would be even more. So mathematically there is no answer to the question.
The sum of the first 20 even numbers... is 110
The first 20 odd numbers are: 13579111315171921232527293133353739.
2+4+6+8 = 20
2+4+6+8+10........+40=420
var sum = 0; for (var i = 0; i < 20; i++) { sum = sum + i * 2; }
The first 100 even numbers are: 2 468101214161820222426283032343638404244464850525456586062646668707274767880828486889092949698100102104106108110112114116118120122124126128130132134136138140142144146148150152154156158160162164166168170172174176178180182184186188190192194196198200.
The first 100 whole, even numbers are: 2468101214161820222426283032343638404244464850525456586062646668707274767880828486889092949698100102104106108110112114116118120122124126128130132134136138140142144146148150152154156158160162164166168170172174176178180182184186188190192194196198200.
The only even prime number is 2. It happens twice in the prime factorization of 20.
the first 20, arre... 3.1459265358979323846
No, 2 and 10 are factors of 20. The LCM of 2 and 10 is 10.