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प्रश्न
State if the following is a prime number?
137
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.
137 is a prime number because it is not divisible by 2, 3, 5, 7, and 11.
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संबंधित प्रश्न
Test the divisibility of the following number by 4:
810524
Test the divisibility of the following numbers by 5:
35208
Test the divisibility of the following numbers by 6:
251780
Test the divisibility of the following number by 11:
4334
In the following number, replace * by the smallest number to make it divisible by 11:
467*91
Give an example of a number which is divisible by 2 but not by 4.
Give an example of a number which is divisible by both 2 and 8 but not by 16.
Write (T) for true and (F) for false against the following statement:
If a number is divisible by 4, it must be divisible by 8.
Which of the following numbers is divisible by 4?
Which of the following numbers is divisible by 6?
(a) 8790432
(b) 98671402
(c) 85492014
(d) none of these
