Recently Sivan passed away. Who was

Which of the following numbers will completely divide 4¹² + 4¹³+ 4¹⁴ + 4¹⁵ + 4¹⁶?

A number n when divided by 6, leaves a remainder 3. What will be the remainder when (n² + 5n + 8) is divided by 6?

If ‘48b297a54’ is a nine digit number which is divisible by ‘11’, then find the smallest value of (a + b).

What will be the remainder when 57⁷ + 8⁷ is divided by 13?

An eight-digit number, 73x216y4 is divisible by 72. Find the maximum possible value of x + y.

Find the least 4-digit number which is when divided by 21, 28, and 36 leaves a remainder of 11 in each case.

If a number 5678x43267y is completely divisible by 72 then (x+y)?

If a nine-digit number 89563x87y is divisible by 72, then the value of √ (5x -4y) will be ∶