Compare 21005 vs 21047

Property2100521047
Typesemiprimesemiprime
Unique factors22
Total factors22
Prime factorization51 × 42011131 × 16191
Prime factorization5 × 420113 × 1619
Divisors count44
Divisors1, 5, 4201, 210051, 13, 1619, 21047
Number of properties11
Semiprimes5330th5338th
Roman numberals  
Base 210100100000110121010010001101112
Base 31001210222310012121123
Base 4110200314110203134
Base 51133010511331425
Base 624112562412356
Base 711514571152357
Base 8510158510678
Base 9317289317759
Base 1021005102104710
Base 111486611148a411
Base 12101a5121021b12
Base 13973a13977013
Base 14792514795514
Base 15635515638215
Base 16520d16523716
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