1. Numbers
  2. Compare 427990 vs 427991

Compare 427990 vs 427991

Property427990427991
Typecomposite numberprime
Unique factors41
Total factors41
Prime factorization21 × 51 × 1271 × 33714279911
Prime factorization2 × 5 × 127 × 337427991
Divisors count162
Divisors1, 2, 5, 10, 127, 254, 337, 635, 674, 1270, 1685, 3370, 42799, 85598, 213995, 4279901, 427991
Number of properties07
Chen primes 14457th
Primes 36000th
Prime triplets (1st member) 1536th
Sexy primes (1st member) 8087th
Sexy prime triplets (1st member) 1548th
Sophie germain primes 3797th
Twin primes (1st member) 4033rd
Roman numberals  
Base 21101000011111010110211010000111110101112
Base 321020200211132102020021123
Base 41220133112412201331134
Base 510214343051021434315
Base 6131012346131012356
Base 73431533734315347
Base 81503726815037278
Base 972207497220759
Base 104279901042799110
Base 112726121127261311
Base 1218781a1218781b12
Base 1311ca641311ca6513
Base 14b1d8a14b1d8b14
Base 1586c2a1586c2b15
Base 16687d616687d716
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