Compare 79 vs 91

Property7991
Typeprimesemiprime
Unique factors12
Total factors12
Prime factorization79171 × 131
Prime factorization797 × 13
Divisors count24
Divisors1, 791, 7, 13, 91
Number of properties131
Cousin primes (1st member)8th 
Emirps7th 
Happy primes6th 
Harmonic primes8th 
Isolated primes7th 
Kynea primes4th 
Lucky primes9th 
Primes22nd 
Right-truncatable primes13th 
Semiprimes 31st
Sexy primes (2nd member)14th 
Sexy prime quadrupletss (4th member)4th 
Sexy prime triplets (3rd member)9th 
Solinas primes19th 
Roman numberalsLXXIXXCI
Base 21001111210110112
Base 322213101013
Base 41033411234
Base 530453315
Base 621162316
Base 714271607
Base 811781338
Base 98791119
Base 1079109110
Base 1172118311
Base 1267127712
Base 1361137013
Base 1459146714
Base 1554156115
Base 164f165b16
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