Compare 97 vs 98

Property9798
Typeprimecomposite number
Unique factors12
Total factors13
Prime factorization97121 × 72
Prime factorization972 × 7 × 7
Divisors count26
Divisors1, 971, 2, 7, 14, 49, 98
Number of properties200
Cousin primes (1st member)9th 
Emirps8th 
Good primes11th 
Happy primes7th 
Isolated primes10th 
Left-truncatable primes15th 
Long primes9th 
Pierpont primes10th 
Primes25th 
Prime quintuplet 1s (1st member)2nd 
Prime sextuplets (1st member)2nd 
Prime triplets (1st member)9th 
Proth primes6th 
Pythagorean primes11th 
Quartan primes3rd 
Sexy primes (1st member)16th 
Sexy prime triplets (1st member)10th 
Solinas primes20th 
Thabit primes of the 2nd kind3rd 
Ulam primes7th 
Roman numberalsXCVIIXCVIII
Base 21100001211000102
Base 3101213101223
Base 41201412024
Base 534253435
Base 624162426
Base 716672007
Base 814181428
Base 911791189
Base 1097109810
Base 1189118a11
Base 1281128212
Base 1376137713
Base 146d147014
Base 1567156815
Base 1661166216
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