They are 36 and 64
100
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.
100 + 49 + 1
This is very easy. Simply square the number: 100 squared (100 x 100) = 10,000. So, the sum of the first 100 odd numbers is 10,000.
They are 36 and 64
100
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.
100 + 49 + 1
This is very easy. Simply square the number: 100 squared (100 x 100) = 10,000. So, the sum of the first 100 odd numbers is 10,000.
They are: 36 and 64
02 + 02 = 0; all other numbers squared are greater than 0. Otherwise 25 (= 52) = 32 + 4262 + 82 = 100√100 = 10; √1000 ≈ 31.6, so largest square less than 1000 is 312Between 100 and 1000 there are 31-10 = 21 square numbers (22 if 100 itself is included since 100 = 102)
18
The sum of the first 100 numbers, excluding zero, is 5,001.
The sum of the numbers from 1 through 100 is 5,050.
The sum of the first 100 odd numbers is 10,000.
The prime numbers between 90 and 100 are 97. To find the sum of prime numbers between 90 and 100, you simply add 97 to get the total sum. Therefore, the sum of prime numbers between 90 and 100 is 97.