1. Numbers
  2. Compare 20399 vs 20401

Compare 20399 vs 20401

Property2039920401
Typeprimesemiprime
Unique factors12
Total factors12
Prime factorization203991231 × 8871
Prime factorization2039923 × 887
Divisors count24
Divisors1, 203991, 23, 887, 20401
Number of properties61
Additive primes1071st 
Chen primes1133rd 
Isolated primes1614th 
Primes2305th 
Semiprimes 5178th
Sexy primes (2nd member)705th 
Ulam primes169th 
Roman numberals  
Base 210011111010111121001111101100012
Base 31000222112310002221213
Base 4103322334103323014
Base 51123044511231015
Base 623423562342416
Base 711332171133237
Base 8476578476618
Base 9308759308779
Base 1020399102040110
Base 1114365111436711
Base 12b97b12b98112
Base 13939213939413
Base 14761114761314
Base 15609e1560a115
Base 164faf164fb116
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