Compare 638999 vs 639005

Property	638999	639005
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	638999¹	5¹ × 227¹ × 563¹
Prime factorization	638999	5 × 227 × 563
Divisors count	2	8
Divisors	1, 638999	1, 5, 227, 563, 1135, 2815, 127801, 639005
Number of properties	4	0
Isolated primes	40755th
Primes	52002nd
Safe primes	3013th
Sexy primes (2nd member)	11268th
Roman numberals
Base 2	10011100000000010111₂	10011100000000011101₂
Base 3	1012110112122₃	1012110112212₃
Base 4	2130000113₄	2130000131₄
Base 5	130421444₅	130422010₅
Base 6	21410155₆	21410205₆
Base 7	5300654₇	5300663₇
Base 8	2340027₈	2340035₈
Base 9	1173478₉	1173485₉
Base 10	638999₁₀	639005₁₀
Base 11	3a70a9₁₁	3a7104₁₁
Base 12	26995b₁₂	269965₁₂
Base 13	194b0a₁₃	194b13₁₃
Base 14	128c2b₁₄	128c33₁₄
Base 15	c94ee₁₅	c9505₁₅
Base 16	9c017₁₆	9c01d₁₆