1. Numbers
  2. Compare 28121 vs 28139

Compare 28121 vs 28139

Property2812128139
Typesemiprimesemiprime
Unique factors22
Total factors22
Prime factorization611 × 4611191 × 14811
Prime factorization61 × 46119 × 1481
Divisors count44
Divisors1, 61, 461, 281211, 19, 1481, 28139
Number of properties11
Semiprimes7010th7015th
Roman numberals  
Base 211011011101100121101101111010112
Base 31102120112311021210123
Base 4123131214123132234
Base 51344441514000245
Base 633410563341356
Base 714466271450167
Base 8667318667538
Base 9425159425359
Base 1028121102813910
Base 111a145111a16111
Base 1214335121434b12
Base 13ca5213ca6713
Base 14a36914a37d14
Base 1584eb15850e15
Base 166dd9166deb16
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