Compare 199961 vs 199966

Property	199961	199966
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	199961¹	2¹ × 13¹ × 7691¹
Prime factorization	199961	2 × 13 × 7691
Divisors count	2	8
Divisors	1, 199961	1, 2, 13, 26, 7691, 15382, 99983, 199966
Number of properties	6	0
Chen primes	7525th
Emirps	4278th
Isolated primes	13663rd
Primes	17982nd
Pythagorean primes	8977th
Sexy primes (1st member)	4295th
Roman numberals
Base 2	110000110100011001₂	110000110100011110₂
Base 3	101011021222₃	101011022011₃
Base 4	300310121₄	300310132₄
Base 5	22344321₅	22344331₅
Base 6	4141425₆	4141434₆
Base 7	1461656₇	1461664₇
Base 8	606431₈	606436₈
Base 9	334258₉	334264₉
Base 10	199961₁₀	199966₁₀
Base 11	127263₁₁	127268₁₁
Base 12	97875₁₂	9787a₁₂
Base 13	70028₁₃	70030₁₃
Base 14	52c2d₁₄	52c34₁₄
Base 15	3e3ab₁₅	3e3b1₁₅
Base 16	30d19₁₆	30d1e₁₆