Java convert long to BigInteger

In this Java core tutorial we learn how to convert a long value to a BigInteger value using the java.math.BigInteger.valueOf() method.

How to convert long to BigInteger

To convert a given long value to BigInteger we can use the method java.math.BigInteger.valueOf() which instantiates a BigInteger from a given long value.

ConvertLongToBigIntegerExample.java

import java.math.BigInteger;

public class ConvertLongToBigIntegerExample {
    public static void main(String... args) {
        long longValue = 1234567890L;

        BigInteger value = BigInteger.valueOf(longValue);

        System.out.println("BigInteger value: " + value);
    }
}

BigInteger value: 1234567890

Happy Coding 😊

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