1. Numbers
  2. Compare 1001981 vs 1001990

Compare 1001981 vs 1001990

Property10019811001990
Typeprimecomposite number
Unique factors14
Total factors14
Prime factorization1001981121 × 51 × 111 × 91091
Prime factorization10019812 × 5 × 11 × 9109
Divisors count216
Divisors1, 10019811, 2, 5, 10, 11, 22, 55, 110, 9109, 18218, 45545, 91090, 100199, 200398, 500995, 1001990
Number of properties50
Chen primes30000th 
Cousin primes (2nd member)8162nd 
Primes78648th 
Prime triplets (2nd member)2842nd 
Twin primes (1st member)8186th 
Roman numberals  
Base 2111101001001111111012111101001010000001102
Base 31212220110102312122201102023
Base 43310213331433102200124
Base 522403041152240304305
Base 6332504456332505026
Base 7113421417113421537
Base 83644775836450068
Base 91786412917864229
Base 10100198110100199010
Base 11624892116248a011
Base 12403a2512403a3212
Base 132910b6132910c213
Base 141c1221141c122a14
Base 1514bd3b1514bd4515
Base 16f49fd16f4a0616
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