## What are all the integers from 1 to 100?

The first 100 whole numbers are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74.

**What are the integers from 1 to 20?**

1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 ,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31 , 32 ,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50. It’s just simply 1 to 50. I’m not going to list it all out since it’s a waste of time. An integer is a number that can be written without a fractional component.

**How many even numbers are there between 1 and 99?**

The even numbers from 1 to 100 are: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98 and 100.

### What are integers from 1 to 199?

As you can see the numbers which can be formed with 1 as one of its digit are- 1,10,11,12,13,14,15,16,17,18,19, 21,31,41,51,61,71,81,91. Like wise 2-9 will also occur 20 times. From 100-199, the digit at hundred’s place will repeat 120 times.

**What is the integers of 50?**

Fifty is the integer that is after forty-nine and before fifty-one. The prime factors of fifty are 2 and 5. (2 * 5 * 5 = 50) The factors of 50 are 1, 2, 5, 10, 25, and 50….50 (number)

← 49 50 51 → | |
---|---|

← 50 51 52 53 54 55 56 57 58 59 → List of numbers — Integers ← 0 10 20 30 40 50 60 70 80 90 → | |

Cardinal | fifty |

Ordinal | 50th (fiftieth) |

**What is the sum of the integers from 1 to 50?**

So the sum of the terms from 1 to 50 is 1275.

#### How do you find the sum of integers?

The formula to calculate the sum of integers is given as, S = n(a + l)/2, where, S is sum of the consecutive integers n is number of integers, a is first term and l is last term.

**What is the sum of all positive integers from 1 to 100?**

5020.

**What is the sum of all odd numbers from 1 to 99?**

Note that the numbers may be paired off (1+99) , (3+97) , (5+95) , each pair adding to 100 . There are 25 such pairs. So the sum equals 2500 (25×100) .