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What will be the units digit, when the product of the first 10 natural numbers is divided by 100?
Find the units digit of the product of all the prime numbers between 1 and 13^{13}.
Find the units digit of 5^{3n} + 9^{5m}, where m and n are positive integers
If x = 3^{21} and y = 6^{55}, what is the remainder when xy is divided by 5?
What is the units digit of 31467^{32 }× 97645^{23} × (32168^{5} + 8652)^{479}?
Find the rightmost nonzero digit of the number 345637300^{3725}.
If p is a positive integer, what is the units digit of Z, if Z = (104^{4p + 1}) * (277^{p + 1}) * (93^{p + 2}) * (309^{6p}) ?
If p and q are positive integers and X = 6^{p} + 7^{q+23}, what is the units digit of X?
(1) q = 2p – 11
(2) q^{2} – 10q + 9 = 0
Which of the following numbers will completely divide (4^{61} + 4^{62} + 4^{63} + 4^{64}) ?
67 videos50 docs151 tests

Unit Digit Calculation  Practice Test Test  5 ques 
Test: Unit Digit 2 Test  10 ques 
Finding Unit Digit  MCQ Test Test  5 ques 
Test: Unit Digits 3 Test  10 ques 
67 videos50 docs151 tests

Unit Digit Calculation  Practice Test Test  5 ques 
Test: Unit Digit 2 Test  10 ques 
Finding Unit Digit  MCQ Test Test  5 ques 
Test: Unit Digits 3 Test  10 ques 