Compare 639601 vs 639609

Property	639601	639609
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	639601¹	3¹ × 213203¹
Prime factorization	639601	3 × 213203
Divisors count	2	4
Divisors	1, 639601	1, 3, 213203, 639609
Number of properties	3	1
Lucky primes	5975th
Primes	52046th
Semiprimes		137055th
Twin primes (2nd member)	5628th
Roman numberals
Base 2	10011100001001110001₂	10011100001001111001₂
Base 3	1012111100221₃	1012111101020₃
Base 4	2130021301₄	2130021321₄
Base 5	130431401₅	130431414₅
Base 6	21413041₆	21413053₆
Base 7	5302504₇	5302515₇
Base 8	2341161₈	2341171₈
Base 9	1174327₉	1174336₉
Base 10	639601₁₀	639609₁₀
Base 11	3a75a6₁₁	3a7603₁₁
Base 12	26a181₁₂	26a189₁₂
Base 13	195181₁₃	195189₁₃
Base 14	12913b₁₄	129145₁₄
Base 15	c97a1₁₅	c97a9₁₅
Base 16	9c271₁₆	9c279₁₆