(Data sufficiency question) Is X divisible by 15? I. X is a number formed by writing ten consecutive natural numbers side by side. II. X is the ...

On planet Mars the people use a certain number system to the base 'n' (n>2) , kyes a resident of the planet, one day received thrice of his daily w...

10000! =(100!)^k ×p where k and p are integers. What can be the maximum value of K?

For how many integers x4 + x3 + x2 + x + 1 is a perfect square?

Q: 523abc is divisible by 7, 8 and 9. Then a x b x c is equal to?

Find the highest power of 12 that will divide ( 536 - 1)is?1) 12) 23) 34) 4

In a 3 digit number, the cube of the first number exceed their product by 2, the cube of the second number is smaller than their product by 3, and the...

Find the sum of divisors of 544 which are perfect squares.

Find the sum of the sum of even divisors of 96 and the sum of odd divisors of 3600 ?