Compare 622639 vs 622645

Property	622639	622645
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	622639¹	5¹ × 124529¹
Prime factorization	622639	5 × 124529
Divisors count	2	4
Divisors	1, 622639	1, 5, 124529, 622645
Number of properties	3	1
Chen primes	19913th
Primes	50812th
Semiprimes		133493rd
Twin primes (2nd member)	5501st
Roman numberals
Base 2	10011000000000101111₂	10011000000000110101₂
Base 3	1011122002201₃	1011122002221₃
Base 4	2120000233₄	2120000311₄
Base 5	124411024₅	124411040₅
Base 6	21202331₆	21202341₆
Base 7	5202163₇	5202202₇
Base 8	2300057₈	2300065₈
Base 9	1148081₉	1148087₉
Base 10	622639₁₀	622645₁₀
Base 11	395886₁₁	395891₁₁
Base 12	2603a7₁₂	2603b1₁₂
Base 13	18a534₁₃	18a53a₁₃
Base 14	122ca3₁₄	122ca9₁₄
Base 15	c4744₁₅	c474a₁₅
Base 16	9802f₁₆	98035₁₆