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प्रश्न
State if the following is a prime number?
277
उत्तर
A number between 100 and 200 is a prime number if it is not divisible by any prime number less than 15.
Similarly, a number between 200 and 300 is a prime number if it is not divisible by any prime number less than 20.
277 is a prime number because it is not divisible by 2, 3, 5, 7, 11, 13, 17, and 19.
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संबंधित प्रश्न
Test the divisibility of the following number by 2:
357986
Test the divisibility of the following number by 4:
2314
Test the divisibility of the following number by 4:
35056
Test the divisibility of the following numbers by 9:
3333
Test the divisibility of the following number by 10:
5790
Test the divisibility of the following number by 11:
83721
In the following number, replace * by the smallest number to make it divisible by 11:
26*5
Test the divisibility of 10001001 by 3.
State if the following is a prime number?
179
Write (T) for true and (F) for false against the following statement:
If a number is divisible by both 9 and 10, it must be divisible by 90.
