Compare 201121 vs 201209

Property	201121	201209
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	201121¹	201209¹
Prime factorization	201121	201209
Divisors count	2	2
Divisors	1, 201121	1, 201209
Number of properties	5	6
Additive primes	7269th
Chen primes		7562nd
Harmonic primes	6789th
Primes	18071st	18078th
Pythagorean primes	9019th	9021st
Sexy primes (2nd member)		4316th
Sophie germain primes		2065th
Twin primes (1st member)		2166th
Twin primes (2nd member)	2165th
Roman numberals
Base 2	110001000110100001₂	110001000111111001₂
Base 3	101012212221₃	101020000012₃
Base 4	301012201₄	301013321₄
Base 5	22413441₅	22414314₅
Base 6	4151041₆	4151305₆
Base 7	1465234₇	1465421₇
Base 8	610641₈	610771₈
Base 9	335787₉	336005₉
Base 10	201121₁₀	201209₁₀
Base 11	128118₁₁	128198₁₁
Base 12	98481₁₂	98535₁₂
Base 13	7070b₁₃	70778₁₃
Base 14	5341b₁₄	53481₁₄
Base 15	3e8d1₁₅	3e93e₁₅
Base 16	311a1₁₆	311f9₁₆