1. Numbers
  2. Compare 21421 vs 21428

Compare 21421 vs 21428

Property2142121428
Typesemiprimecomposite number
Unique factors23
Total factors24
Prime factorization311 × 691122 × 111 × 4871
Prime factorization31 × 6912 × 2 × 11 × 487
Divisors count412
Divisors1, 31, 691, 214211, 2, 4, 11, 22, 44, 487, 974, 1948, 5357, 10714, 21428
Number of properties10
Semiprimes5425th 
Roman numberals  
Base 210100111010110121010011101101002
Base 31002101101310021011223
Base 4110322314110323104
Base 51141141511412035
Base 624310162431126
Base 711631171163217
Base 8516558516648
Base 9323419323489
Base 1021421102142810
Base 1115104111511011
Base 1210491121049812
Base 13999a1399a413
Base 147b41147b4814
Base 15653115653815
Base 1653ad1653b416
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