Compare 640121 vs 640229

Property	640121	640229
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640121¹	640229¹
Prime factorization	640121	640229
Divisors count	2	2
Divisors	1, 640121	1, 640229
Number of properties	4	5
Additive primes		20361st
Chen primes	20382nd	20387th
Isolated primes	40823rd
Primes	52086th	52095th
Sexy primes (1st member)	11286th
Sexy primes (2nd member)		11287th
Twin primes (1st member)		5634th
Roman numberals
Base 2	10011100010001111001₂	10011100010011100101₂
Base 3	1012112002012₃	1012112020012₃
Base 4	2130101321₄	2130103211₄
Base 5	130440441₅	130441404₅
Base 6	21415305₆	21420005₆
Base 7	5304146₇	5304362₇
Base 8	2342171₈	2342345₈
Base 9	1175065₉	1175205₉
Base 10	640121₁₀	640229₁₀
Base 11	3a7a29₁₁	3a8017₁₁
Base 12	26a535₁₂	26a605₁₂
Base 13	195491₁₃	195545₁₃
Base 14	1293cd₁₄	129469₁₄
Base 15	c99eb₁₅	c9a6e₁₅
Base 16	9c479₁₆	9c4e5₁₆