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# What are all the composite numbers under 100?

Updated: 4/28/2022

Wiki User

11y ago

So we eliminate prime numbers. Note that the number 1 is neither prime nor composite. We have left:

• 4
• 6
• 8
• 9
• 10
• 12
• 14
• 15
• 16
• 18
• 20
• 21
• 22
• 24
• 25
• 26
• 27
• 28
• 30
• 32
• 33
• 34
• 35
• 36
• 38
• 39
• 40
• 42
• 44
• 45
• 46
• 48
• 49
• 50
• 51
• 52
• 54
• 55
• 56
• 57
• 58
• 60
• 62
• 63
• 64
• 65
• 66
• 68
• 69
• 70
• 72
• 74
• 75
• 76
• 77
• 78
• 80
• 81
• 82
• 84
• 85
• 86
• 87
• 88
• 90
• 91
• 92
• 93
• 94
• 95
• 96
• 98
• 99
• 100

Wiki User

11y ago
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Related questions

### What is the gcf of all composite numbers under 100?

The GCF of all the composite numbers under 100 is 1. For e.g 4 &amp; 9 are composite numbers &amp; their GCF is 1, so if we take other composite numbers along with 4 &amp; 9 the GCF will be 1.

### What are all the odd composite numbers 1-100?

Look for a table of prime numbers. All the odd numbers that are NOT on this list are composite numbers.

### What are all the composite numbers of 100?

4, 10, 20, 25, 50, 100 are the composite factors of 100.

### Is 9 64 100 prime numbers?

No, all composite.

### What are all the composite and prime factors from 1-100?

2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,and 97 are all prime numbers. The rest are composite

### What are all the composite numbers in a chart of 1-100?

1,4,6,8,9,10,12,14,15,16,18,20,21,22,24,25,26,27,28,30,32,33,34,35,36,38,39,40,42,44,45,46,48,49,50,51,52,54,55,56,57,58,60,62,63,64,65,66,68,69,70,72,74,75,76,77,78,80,81,82,84,85,86,876,88,90,91,92,93,94,95,96,98,99,100

### How many composite numbers are less than 100?

Search the Internet for a list of prime numbers - the Wikipedia article on prime numbers might list a few. All numbers between 2-100 that are not prime, are composite. (The number is not counted as prime, nor as composite.)

### What is the sum of all composite numbers between 25 to 100?

3665, excluding 25 and 100.

### What are all composite numbers from 50 to 100?

There are 41 composite numbers from 50 to 100. Some of the composite numbers from 50 to 100 are 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, and 70.

### What are the composite number 100 up to 1?

All composite numbers have more than 2 factors but prime numbers have only 2 factors

### What is the sum of all composite numbers from 1 to 100?

The sum of these composite numbers, including 100, is 3989.The sum of all numbers between 1 and 100 is 5,050. From this we need to subtract the sum of 1 plus all the prime numbers below 100. The sum of the primes is 1,060. Subtracting (1 + 1060) or 1,061 from 5,050 yields 3,989.

### Are composite numbers even numbers?

Not all composite numbers are even, but all even numbers except 2 are composite.