Compare 640121 vs 640193

Property	640121	640193
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640121¹	640193¹
Prime factorization	640121	640193
Divisors count	2	2
Divisors	1, 640121	1, 640193
Number of properties	4	3
Additive primes		20359th
Chen primes	20382nd
Isolated primes	40823rd	40827th
Primes	52086th	52092nd
Sexy primes (1st member)	11286th
Roman numberals
Base 2	10011100010001111001₂	10011100010011000001₂
Base 3	1012112002012₃	1012112011212₃
Base 4	2130101321₄	2130103001₄
Base 5	130440441₅	130441233₅
Base 6	21415305₆	21415505₆
Base 7	5304146₇	5304311₇
Base 8	2342171₈	2342301₈
Base 9	1175065₉	1175155₉
Base 10	640121₁₀	640193₁₀
Base 11	3a7a29₁₁	3a7a94₁₁
Base 12	26a535₁₂	26a595₁₂
Base 13	195491₁₃	195518₁₃
Base 14	1293cd₁₄	129441₁₄
Base 15	c99eb₁₅	c9a48₁₅
Base 16	9c479₁₆	9c4c1₁₆