Compare 349 vs 491

Property349491
Typeprimeprime
Unique factors11
Total factors11
Prime factorization34914911
Prime factorization349491
Divisors count22
Divisors1, 3491, 491
Number of properties77
Chen primes 66th
Cousin primes (1st member)20th 
Cousin primes (2nd member) 26th
Harmonic primes30th38th
Isolated primes 47th
Long primes 34th
Lucky primes20th 
Primes70th94th
Prime triplets (2nd member)20th 
Pythagorean primes33rd 
Sophie germain primes 25th
Twin primes (2nd member)21st 
Roman numberalsCCCXLIXCDXCI
Base 210101110121111010112
Base 311022132000123
Base 4111314132234
Base 52344534315
Base 61341621356
Base 71006713017
Base 853587538
Base 942796059
Base 103491049110
Base 112981140711
Base 122511234b12
Base 1320b132ba13
Base 141ad1427114
Base 151841522b15
Base 1615d161eb16
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