1. Numbers
  2. Compare 128830 vs 128831

Compare 128830 vs 128831

Property128830128831
Typecomposite numberprime
Unique factors41
Total factors41
Prime factorization21 × 51 × 131 × 99111288311
Prime factorization2 × 5 × 13 × 991128831
Divisors count162
Divisors1, 2, 5, 10, 13, 26, 65, 130, 991, 1982, 4955, 9910, 12883, 25766, 64415, 1288301, 128831
Number of properties08
Additive primes 4970th
Chen primes 5213th
Emirps 2430th
Harmonic primes 4540th
Primes 12058th
Prime triplets (1st member) 611th
Sexy primes (1st member) 2994th
Twin primes (1st member) 1504th
Roman numberals  
Base 2111110111001111102111110111001111112
Base 3201122011113201122011123
Base 413313033241331303334
Base 5131103105131103115
Base 62432234624322356
Base 71044412710444137
Base 837347683734778
Base 921564492156459
Base 101288301012883110
Base 1188879118887a11
Base 126267a126267b12
Base 1346840134684113
Base 1434d421434d4314
Base 152828a152828b15
Base 161f73e161f73f16
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