Compare 199807 vs 199999

Property	199807	199999
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	199807¹	199999¹
Prime factorization	199807	199999
Divisors count	2	2
Divisors	1, 199807	1, 199999
Number of properties	9	4
Cousin primes (1st member)	2134th	2136th
Emirps	4275th
Isolated primes	13654th	13665th
Long primes	6733rd
Lucky primes	2314th	2316th
Primes	17969th	17984th
Prime triplets (1st member)	840th
Sexy primes (1st member)	4293rd
Sexy prime triplets (1st member)	865th
Roman numberals
Base 2	110000110001111111₂	110000110100111111₂
Base 3	101011002021₃	101011100101₃
Base 4	300301333₄	300310333₄
Base 5	22343212₅	22344444₅
Base 6	4141011₆	4141531₆
Base 7	1461346₇	1462042₇
Base 8	606177₈	606477₈
Base 9	334067₉	334311₉
Base 10	199807₁₀	199999₁₀
Base 11	127133₁₁	127298₁₁
Base 12	97767₁₂	978a7₁₂
Base 13	6cc3a₁₃	70057₁₃
Base 14	52b5d₁₄	52c59₁₄
Base 15	3e307₁₅	3e3d4₁₅
Base 16	30c7f₁₆	30d3f₁₆