Compare 206909 vs 206921

Property	206909	206921
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	206909¹	11¹ × 13¹ × 1447¹
Prime factorization	206909	11 × 13 × 1447
Divisors count	2	8
Divisors	1, 206909	1, 11, 13, 143, 1447, 15917, 18811, 206921
Number of properties	6	0
Chen primes	7751st
Good primes	1045th
Primes	18539th
Pythagorean primes	9250th
Super primes	2123rd
Twin primes (1st member)	2219th
Roman numberals
Base 2	110010100000111101₂	110010100001001001₂
Base 3	101111211022₃	101111211202₃
Base 4	302200331₄	302201021₄
Base 5	23110114₅	23110141₅
Base 6	4233525₆	4233545₆
Base 7	1521143₇	1521161₇
Base 8	624075₈	624111₈
Base 9	344738₉	344752₉
Base 10	206909₁₀	206921₁₀
Base 11	1314aa₁₁	131510₁₁
Base 12	9b8a5₁₂	9b8b5₁₂
Base 13	73241₁₃	73250₁₃
Base 14	55593₁₄	555a1₁₄
Base 15	4148e₁₅	4149b₁₅
Base 16	3283d₁₆	32849₁₆