Compare 1984 vs 1987

Property19841987
Typecomposite numberprime
Unique factors21
Total factors71
Prime factorization26 × 31119871
Prime factorization2 × 2 × 2 × 2 × 2 × 2 × 311987
Divisors count142
Divisors1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 19841, 1987
Number of properties06
Good primes 62nd
Isolated primes 181st
Lucky primes 70th
Primes 300th
Sexy primes (1st member) 127th
Sexy prime triplets (1st member) 50th
Roman numberalsMCMLXXXIVMCMLXXXVII
Base 2111110000002111110000112
Base 32201111322011213
Base 413300041330034
Base 5304145304225
Base 6131046131116
Base 75533755367
Base 83700837038
Base 92644926479
Base 10198410198710
Base 11154411154711
Base 12119412119712
Base 13b9813b9b13
Base 14a1a14a1d14
Base 158c4158c715
Base 167c0167c316
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