1. Numbers
  2. Compare 20497 vs 20509

Compare 20497 vs 20509

Property2049720509
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization1031 × 1991205091
Prime factorization103 × 19920509
Divisors count42
Divisors1, 103, 199, 204971, 20509
Number of properties15
Long primes 882nd
Lucky primes 375th
Primes 2315th
Pythagorean primes 1152nd
Semiprimes5203rd 
Twin primes (2nd member) 349th
Roman numberals  
Base 210100000001000121010000000111012
Base 31001010011310010101213
Base 4110001014110001314
Base 51123442511240145
Base 623452162345416
Base 711352171135367
Base 8500218500358
Base 9311049311179
Base 1020497102050910
Base 1114444111445511
Base 12ba4112ba5112
Base 13943913944813
Base 14768114768d14
Base 15611715612415
Base 16501116501d16
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