Compare 20921 vs 20928

Property2092120928
Typeprimecomposite number
Unique factors13
Total factors18
Prime factorization20921126 × 31 × 1091
Prime factorization209212 × 2 × 2 × 2 × 2 × 2 × 3 × 109
Divisors count228
Divisors1, 209211, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 192, 218, 327, 436, 654, 872, 1308, 1744, 2616, 3488, 5232, 6976, 10464, 20928
Number of properties50
Harmonic primes864th 
Isolated primes1642nd 
Primes2353rd 
Pythagorean primes1170th 
Sophie germain primes339th 
Roman numberals  
Base 210100011011100121010001110000002
Base 31001200212310012010103
Base 4110123214110130004
Base 51132141511322035
Base 624050562405206
Base 711466571150057
Base 8506718507008
Base 9316259316339
Base 1020921102092810
Base 111479a11147a611
Base 1210135121014012
Base 1396a41396ab13
Base 1478a51478ac14
Base 1562eb15630315
Base 1651b91651c016
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