1. Numbers
  2. Compare 1019 vs 1020

Compare 1019 vs 1020

Property10191020
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization1019122 × 31 × 51 × 171
Prime factorization10192 × 2 × 3 × 5 × 17
Divisors count224
Divisors1, 10191, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020
Number of properties90
Additive primes91st 
Chen primes117th 
Long primes61st 
Primes171st 
Safe primes26th 
Sexy primes (2nd member)75th 
Solinas primes45th 
Sophie germain primes39th 
Twin primes (1st member)36th 
Roman numberalsMXIXMXX
Base 21111111011211111111002
Base 31101202311012103
Base 4333234333304
Base 5130345130405
Base 64415644206
Base 72654726557
Base 81773817748
Base 91352913539
Base 10101910102010
Base 118471184811
Base 1270b1271012
Base 136051360613
Base 1452b1452c14
Base 1547e1548015
Base 163fb163fc16
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