Number System - Questions & Discussions

MBA CAT 2022
3679

What is the highest power of 2 in N if:- (i) N = 8 X 16 X 24 X 32 .............. 800

(ii) N = 10! + 11 ! + 12! + ............ 1000

3680

Last non zero digit of 24!?? Explanation is highly requested?


3681

If x = 1234567801011...........9989991000
Find the remainder when x is divided by 16?
please help

3682

111111111111111^11111111111111 divided by 9999 ?

3683

Can somebody explain the concepts of base systems?

3684

Q: The three word's "This is India" r flashed such that the words individually r switched on at regular intervals of 4 sec, 5 sec and 7 sec respectively and after they r switched on, the words r switched off after 2 sec, 4 sec and 5 sec respectively. If at time 't' all the words happened to switched off simultaneously, find the least time t at which all three world will switch on simultaneously??

options r 252 sec, 126 sec, 94 sec, 38 sec
Please help on this

3685

@cheee

when 12^13^14 is divided by 145 , what is the remainder?



1) 12



2) 13 Skip



—

ans is 12...

3686

@freakmba

How many times we get the number zero when numbers from 1 to 3333 are written down (assuming that a one digit number is NOT written as 000x and so on)?



2 answers 1) 1089



6 answers 2) 966



9 answers 3) 963



5 answers 4) 993



—

shouldnt dere be an option den none of dese?

3687

@vergil

15^23+23^23/19



what is remainder??



wit exlaination



1) a



2) b Skip



—

0

3688

Hi all,


Please solve this


Bill and Clinton take the square of a certain decimal number and express it in base 5 and 6 respectively. Then Bush comes and he takes the two representations and assuming that the expressions are in base 10, adds the numbers. Which of the following cannot be the value of the unit's digit of the sum obtained?


Answers:a)0 b)2 c)8 d)6 e)3
3689

@aditha

N = (3 x 5 x 7 x...........x 99) / (2 x 4 x 6 x ...........x 100)then which of the following regarding the value of N is true?



1) 1/3

2) 1/5

3) 1/15

4) 1/10

—

can any one share solution of this qes ?

3690

2 to the power 82, divided 7. what is the remainder by remainder theorem???

3691

For how many integral values of y, (y^4 + 4) is a perfect square of a prime number?

3692

how to find number of digits in square root of 15 digit number!??

3693

Does anyone have the idea of the book ' Demystifying Number Systems by Nishit Sinha '? Are the answers provided with solutions to all the questions in the book??

Kindly reply..:)


3694

xx+1/y+1/z = 1

then what is the y????

  • 1
  • none of these
  • o
  • 2

0 voters

3695

x

1/x+1/y+1/z=1
what is the y????

  • 2
  • none of these
  • 0
  • 1

0 voters

3696

How many zero does 150! converted to base-7 have?

3697

find number of zeros after decimal point in (5/6)^40? Explanation for the answers would be appreciated. Thanks

  • 32
  • 33
  • 31
  • 34

0 voters

3698

if n = 10000! is divisible by p^p where p is a prime number, what is the maximum value of P?
a. 29

b. 101
c. 97
d. none of these.