1. Numbers
  2. Compare 1009 vs 1020

Compare 1009 vs 1020

Property10091020
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization1009122 × 31 × 51 × 171
Prime factorization10092 × 2 × 3 × 5 × 17
Divisors count224
Divisors1, 10091, 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 properties100
Chen primes116th 
Cousin primes (1st member)42nd 
Emirps37th 
Good primes45th 
Happy primes36th 
Isolated primes100th 
Lucky primes44th 
Primes169th 
Pythagorean primes81st 
Solinas primes44th 
Roman numberalsMIXMXX
Base 21111110001211111111002
Base 31101101311012103
Base 4333014333304
Base 5130145130405
Base 64401644206
Base 72641726557
Base 81761817748
Base 91341913539
Base 10100910102010
Base 118381184811
Base 127011271012
Base 135c81360613
Base 145211452c14
Base 154741548015
Base 163f1163fc16
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