1. Numbers
  2. Compare 12809 vs 12820

Compare 12809 vs 12820

Property1280912820
Typeprimecomposite number
Unique factors13
Total factors14
Prime factorization12809122 × 51 × 6411
Prime factorization128092 × 2 × 5 × 641
Divisors count212
Divisors1, 128091, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820
Number of properties60
Chen primes775th 
Emirps357th 
Harmonic primes546th 
Isolated primes1040th 
Primes1527th 
Pythagorean primes756th 
Roman numberals  
Base 2110010000010012110010000101002
Base 312212010231221202113
Base 43020021430201104
Base 540221454022405
Base 613514561352046
Base 7522267522437
Base 8310118310248
Base 9185129185249
Base 1012809101282010
Base 1196951196a511
Base 1274b512750412
Base 135aa4135ab213
Base 14494d14495a14
Base 153bde153bea15
Base 16320916321416
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