Compare 640011 vs 640020

Property	640011	640020
Type	semiprime	composite number
Unique factors	2	4
Total factors	2	5
Prime factorization	3¹ × 213337¹	2² × 3¹ × 5¹ × 10667¹
Prime factorization	3 × 213337	2 × 2 × 3 × 5 × 10667
Divisors count	4	24
Divisors	1, 3, 213337, 640011	1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 10667, 21334, 32001, 42668, 53335, 64002, 106670, 128004, 160005, 213340, 320010, 640020
Number of properties	1	0
Semiprimes	137146th
Roman numberals
Base 2	10011100010000001011₂	10011100010000010100₂
Base 3	1012111221010₃	1012111221110₃
Base 4	2130100023₄	2130100110₄
Base 5	130440021₅	130440040₅
Base 6	21415003₆	21415020₆
Base 7	5303631₇	5303643₇
Base 8	2342013₈	2342024₈
Base 9	1174833₉	1174843₉
Base 10	640011₁₀	640020₁₀
Base 11	3a7939₁₁	3a7947₁₁
Base 12	26a463₁₂	26a470₁₂
Base 13	195408₁₃	195414₁₃
Base 14	129351₁₄	12935a₁₄
Base 15	c9976₁₅	c9980₁₅
Base 16	9c40b₁₆	9c414₁₆