1. Numbers
  2. Compare 28131 vs 28139

Compare 28131 vs 28139

Property2813128139
Typesemiprimesemiprime
Unique factors22
Total factors22
Prime factorization31 × 93771191 × 14811
Prime factorization3 × 937719 × 1481
Divisors count44
Divisors1, 3, 9377, 281311, 19, 1481, 28139
Number of properties11
Semiprimes7013th7015th
Roman numberals  
Base 211011011110001121101101111010112
Base 31102120220311021210123
Base 4123132034123132234
Base 51400011514000245
Base 633412363341356
Base 714500571450167
Base 8667438667538
Base 9425269425359
Base 1028131102813910
Base 111a154111a16111
Base 1214343121434b12
Base 13ca5c13ca6713
Base 14a37514a37d14
Base 15850615850e15
Base 166de3166deb16
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