2520 is the smallest multiple of of first ten natural numbers.
The sum of the first 50 natural numbers is 1,251.
1 Sum of first n natural numbers = n(n+1)2[Formula.]2 Arthmetic mean of first n natural numbers = Sum of the numbers n[Formula.]3 = n(n+1)2n = n+124 So, the Arthmetic mean of first n natural numbers = n+12
Good question. 1+2+3+4+5=155=15 So the product of first five natural numbers is fifteen Natural numbers starts from one So we add first five natural numbers and get the right answer is fifteen
The sum of the first 200 natural numbers is 20,001.
The sum of the first 10 natural numbers is 51, with an average of 5.1
The first five whole numbers are: 01234. The first five natural numbers are: 12345.
The sum of the squares of the first 100 natural numbers [1..100] is 338350, while the sum of the first 100 natural numbers squared is 25502500.
The sum of the first 100 natural numbers is 5,001.
1,2,3,4,5,6
123456789101112131415.
The sum of the first 57 natural numbers is 1,625.