Compare 638971 vs 638972

Property	638971	638972
Type	prime	composite number
Unique factors	1	3
Total factors	1	4
Prime factorization	638971¹	2² × 31¹ × 5153¹
Prime factorization	638971	2 × 2 × 31 × 5153
Divisors count	2	12
Divisors	1, 638971	1, 2, 4, 31, 62, 124, 5153, 10306, 20612, 159743, 319486, 638972
Number of properties	4	0
Isolated primes	40752nd
Primes	51999th
Sexy primes (1st member)	11267th
Ulam primes	3811th
Roman numberals
Base 2	10011011111111111011₂	10011011111111111100₂
Base 3	1012110111121₃	1012110111122₃
Base 4	2123333323₄	2123333330₄
Base 5	130421341₅	130421342₅
Base 6	21410111₆	21410112₆
Base 7	5300614₇	5300615₇
Base 8	2337773₈	2337774₈
Base 9	1173447₉	1173448₉
Base 10	638971₁₀	638972₁₀
Base 11	3a7083₁₁	3a7084₁₁
Base 12	269937₁₂	269938₁₂
Base 13	194ab8₁₃	194ab9₁₃
Base 14	128c0b₁₄	128c0c₁₄
Base 15	c94d1₁₅	c94d2₁₅
Base 16	9bffb₁₆	9bffc₁₆