Compare 209987 vs 209997

Property	209987	209997
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	209987¹	3² × 23333¹
Prime factorization	209987	3 × 3 × 23333
Divisors count	2	6
Divisors	1, 209987	1, 3, 9, 23333, 69999, 209997
Number of properties	4	0
Cousin primes (2nd member)	2225th
Harmonic primes	7041st
Isolated primes	14302nd
Primes	18807th
Roman numberals
Base 2	110011010001000011₂	110011010001001101₂
Base 3	101200001022₃	101200001200₃
Base 4	303101003₄	303101031₄
Base 5	23204422₅	23204442₅
Base 6	4300055₆	4300113₆
Base 7	1533131₇	1533144₇
Base 8	632103₈	632115₈
Base 9	350038₉	350050₉
Base 10	209987₁₀	209997₁₀
Base 11	133848₁₁	133857₁₁
Base 12	a162b₁₂	a1639₁₂
Base 13	7476b₁₃	74778₁₃
Base 14	56751₁₄	5675b₁₄
Base 15	42342₁₅	4234c₁₅
Base 16	33443₁₆	3344d₁₆