This number is a composite.
2481129210 x p - 1 is prime for p = 2, 3, 5, 7, 11, 13, 17, 19, 23 or 29 (the first 10 primes!). [Luhn]
2481129210 x p - 1 is prime for p = 2, 3, 5, 7, 11, 13, 17, 19, 23 or 29 (the first 10 primes!). [Luhn]