Compare 638999 vs 639007

Property	638999	639007
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	638999¹	639007¹
Prime factorization	638999	639007
Divisors count	2	2
Divisors	1, 638999	1, 639007
Number of properties	4	3
Cousin primes (1st member)		5622nd
Isolated primes	40755th	40756th
Primes	52002nd	52003rd
Safe primes	3013th
Sexy primes (2nd member)	11268th
Roman numberals
Base 2	10011100000000010111₂	10011100000000011111₂
Base 3	1012110112122₃	1012110112221₃
Base 4	2130000113₄	2130000133₄
Base 5	130421444₅	130422012₅
Base 6	21410155₆	21410211₆
Base 7	5300654₇	5300665₇
Base 8	2340027₈	2340037₈
Base 9	1173478₉	1173487₉
Base 10	638999₁₀	639007₁₀
Base 11	3a70a9₁₁	3a7106₁₁
Base 12	26995b₁₂	269967₁₂
Base 13	194b0a₁₃	194b15₁₃
Base 14	128c2b₁₄	128c35₁₄
Base 15	c94ee₁₅	c9507₁₅
Base 16	9c017₁₆	9c01f₁₆