1. Numbers
  2. Compare 202121 vs 202128

Compare 202121 vs 202128

Property202121202128
Typeprimecomposite number
Unique factors13
Total factors16
Prime factorization202121124 × 31 × 42111
Prime factorization2021212 × 2 × 2 × 2 × 3 × 4211
Divisors count220
Divisors1, 2021211, 2, 3, 4, 6, 8, 12, 16, 24, 48, 4211, 8422, 12633, 16844, 25266, 33688, 50532, 67376, 101064, 202128
Number of properties60
Chen primes7591st 
Harmonic primes6814th 
Isolated primes13812th 
Primes18159th 
Pythagorean primes9066th 
Sexy primes (1st member)4332nd 
Roman numberals  
Base 211000101011000100121100010101100100002
Base 310102102022231010210210203
Base 430111202143011121004
Base 5224314415224320035
Base 64155425641554406
Base 71501163715012037
Base 861261186126208
Base 933722893372369
Base 102021211020212810
Base 111289471112895311
Base 1298b751298b8012
Base 1370cca137100413
Base 1453933145393a14
Base 153ed4b153ed5315
Base 1631589163159016
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