Compare 621440 vs 621442

Property	621440	621442
Type	composite number	semiprime
Unique factors	3	2
Total factors	9	2
Prime factorization	2⁷ × 5¹ × 971¹	2¹ × 310721¹
Prime factorization	2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 971	2 × 310721
Divisors count	32	4
Divisors	1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 971, 1942, 3884, 4855, 7768, 9710, 15536, 19420, 31072, 38840, 62144, 77680, 124288, 155360, 310720, 621440	1, 2, 310721, 621442
Number of properties	0	1
Semiprimes		133241st
Roman numberals
Base 2	10010111101110000000₂	10010111101110000010₂
Base 3	1011120110022₃	1011120110101₃
Base 4	2113232000₄	2113232002₄
Base 5	124341230₅	124341232₅
Base 6	21153012₆	21153014₆
Base 7	5165531₇	5165533₇
Base 8	2275600₈	2275602₈
Base 9	1146408₉	1146411₉
Base 10	621440₁₀	621442₁₀
Base 11	394996₁₁	394998₁₁
Base 12	25b768₁₂	25b76a₁₂
Base 13	189b21₁₃	189b23₁₃
Base 14	122688₁₄	12268a₁₄
Base 15	c41e5₁₅	c41e7₁₅
Base 16	97b80₁₆	97b82₁₆