1. Numbers
  2. Compare 72221 vs 72228

Compare 72221 vs 72228

Property7222172228
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization72221122 × 31 × 131 × 4631
Prime factorization722212 × 2 × 3 × 13 × 463
Divisors count224
Divisors1, 722211, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 463, 926, 1389, 1852, 2778, 5556, 6019, 12038, 18057, 24076, 36114, 72228
Number of properties100
Chen primes3259th 
Emirps1053rd 
Harmonic primes2700th 
Long primes2720th 
Primes7147th 
Prime quadruplets (1st member)31st 
Prime triplets (1st member)395th 
Pythagorean primes3559th 
Sexy primes (1st member)1877th 
Twin primes (1st member)935th 
Roman numberals  
Base 2100011010000111012100011010001001002
Base 3102000012123102000020103
Base 410122013141012202104
Base 54302341543024035
Base 61314205613142206
Base 742036274204027
Base 821503582150448
Base 912005591200639
Base 1072221107222810
Base 114a296114a2a211
Base 1235965123597012
Base 1326b461326b5013
Base 141c469141c47214
Base 15165eb151660315
Base 1611a1d1611a2416
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