without actual division show that number 1023684 is divisible by 12
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- 85307 is the answer by not doing actual division
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We know,
If a number is divisible by both 3 and 4, then the number is divisible by 12.
So,
1023684 (Sum of all digits)
= 1+0+2+3+6+8+4
=24
As we know,
24 is divisible by 3...so, 1023684 is divisible by 3.
Then,
in 1023684
As the last 2 digits are divisible by 4,i.e, 84/4 = 21, 1023684 is also divisible by 4.
So, as 1023684 is divisible by both 3 and 4(proved before) we can say that it is also divisible by 12...
I proved before...u can also do simple division in 3 and 4 parts....PLEASE MARK BRAINLIST
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