Compare 21382 vs 21390

Property2138221390
Typesemiprimecomposite number
Unique factors25
Total factors25
Prime factorization21 × 10691121 × 31 × 51 × 231 × 311
Prime factorization2 × 106912 × 3 × 5 × 23 × 31
Divisors count432
Divisors1, 2, 10691, 213821, 2, 3, 5, 6, 10, 15, 23, 30, 31, 46, 62, 69, 93, 115, 138, 155, 186, 230, 310, 345, 465, 690, 713, 930, 1426, 2139, 3565, 4278, 7130, 10695, 21390
Number of properties10
Semiprimes5418th 
Roman numberals  
Base 210100111000011021010011100011102
Base 31002022221310021000203
Base 4110320124110320324
Base 51141012511410305
Base 624255462430106
Base 711622471162357
Base 8516068516168
Base 9322879323069
Base 1021382102139010
Base 1115079111508611
Base 121045a121046612
Base 13996a13997513
Base 147b14147b1c14
Base 15650715651015
Base 16538616538e16
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