Compare 640238 vs 640242

Property	640238	640242
Type	semiprime	composite number
Unique factors	2	3
Total factors	2	4
Prime factorization	2¹ × 320119¹	2¹ × 3² × 35569¹
Prime factorization	2 × 320119	2 × 3 × 3 × 35569
Divisors count	4	12
Divisors	1, 2, 320119, 640238	1, 2, 3, 6, 9, 18, 35569, 71138, 106707, 213414, 320121, 640242
Number of properties	1	0
Semiprimes	137193rd
Roman numberals
Base 2	10011100010011101110₂	10011100010011110010₂
Base 3	1012112020112₃	1012112020200₃
Base 4	2130103232₄	2130103302₄
Base 5	130441423₅	130441432₅
Base 6	21420022₆	21420030₆
Base 7	5304404₇	5304411₇
Base 8	2342356₈	2342362₈
Base 9	1175215₉	1175220₉
Base 10	640238₁₀	640242₁₀
Base 11	3a8025₁₁	3a8029₁₁
Base 12	26a612₁₂	26a616₁₂
Base 13	195551₁₃	195555₁₃
Base 14	129474₁₄	129478₁₄
Base 15	c9a78₁₅	c9a7c₁₅
Base 16	9c4ee₁₆	9c4f2₁₆