Compare 640229 vs 640649

Property	640229	640649
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640229¹	640649¹
Prime factorization	640229	640649
Divisors count	2	2
Divisors	1, 640229	1, 640649
Number of properties	5	3
Additive primes	20361st	20370th
Chen primes	20387th
Isolated primes		40850th
Primes	52095th	52123rd
Sexy primes (2nd member)	11287th
Twin primes (1st member)	5634th
Roman numberals
Base 2	10011100010011100101₂	10011100011010001001₂
Base 3	1012112020012₃	1012112210202₃
Base 4	2130103211₄	2130122021₄
Base 5	130441404₅	131000044₅
Base 6	21420005₆	21421545₆
Base 7	5304362₇	5305532₇
Base 8	2342345₈	2343211₈
Base 9	1175205₉	1175722₉
Base 10	640229₁₀	640649₁₀
Base 11	3a8017₁₁	3a8369₁₁
Base 12	26a605₁₂	26a8b5₁₂
Base 13	195545₁₃	1957a9₁₃
Base 14	129469₁₄	129689₁₄
Base 15	c9a6e₁₅	c9c4e₁₅
Base 16	9c4e5₁₆	9c689₁₆