How to represent a big number in Java -

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this question has answer here:

how can represent , use large number in java? in scientific computing there number of times need numbers greater long.

you should use biginteger this..

they can large need - until run out of memory.

eg:

biginteger bigintvar1 = new biginteger("1234567890123456890"); biginteger bigintvar2 = new biginteger("2743561234"); bigintvar1 = bigintvar1.add(bigintvar2);

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