Compare 620639 vs 620644

Property	620639	620644
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	620639¹	2² × 155161¹
Prime factorization	620639	2 × 2 × 155161
Divisors count	2	6
Divisors	1, 620639	1, 2, 4, 155161, 310322, 620644
Number of properties	3	0
Chen primes	19854th
Isolated primes	39698th
Primes	50661st
Roman numberals
Base 2	10010111100001011111₂	10010111100001100100₂
Base 3	1011112100122₃	1011112100211₃
Base 4	2113201133₄	2113201210₄
Base 5	124330024₅	124330034₅
Base 6	21145155₆	21145204₆
Base 7	5163305₇	5163313₇
Base 8	2274137₈	2274144₈
Base 9	1145318₉	1145324₉
Base 10	620639₁₀	620644₁₀
Base 11	394328₁₁	394332₁₁
Base 12	25b1bb₁₂	25b204₁₂
Base 13	189656₁₃	18965b₁₃
Base 14	122275₁₄	12227a₁₄
Base 15	c3d5e₁₅	c3d64₁₅
Base 16	9785f₁₆	97864₁₆