1. Numbers
  2. Compare 509 vs 520

Compare 509 vs 520

Property509520
Typeprimecomposite number
Unique factors13
Total factors15
Prime factorization509123 × 51 × 131
Prime factorization5092 × 2 × 2 × 5 × 13
Divisors count216
Divisors1, 5091, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520
Number of properties90
Chen primes69th 
Isolated primes50th 
Long primes37th 
Primes97th 
Pythagorean primes45th 
Sexy primes (2nd member)47th 
Solinas primes38th 
Sophie germain primes26th 
Super primes25th 
Roman numberalsDIXDXX
Base 2111111101210000010002
Base 320021232010213
Base 4133314200204
Base 54014540405
Base 62205622246
Base 71325713427
Base 8775810108
Base 962596379
Base 105091052010
Base 114231143311
Base 123651237412
Base 133021331013
Base 142851429214
Base 1523e1524a15
Base 161fd1620816
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