Compare 639978 vs 639979

Property	639978	639979
Type	composite number	semiprime
Unique factors	3	2
Total factors	3	2
Prime factorization	2¹ × 3¹ × 106663¹	79¹ × 8101¹
Prime factorization	2 × 3 × 106663	79 × 8101
Divisors count	8	4
Divisors	1, 2, 3, 6, 106663, 213326, 319989, 639978	1, 79, 8101, 639979
Number of properties	0	1
Semiprimes		137142nd
Roman numberals
Base 2	10011100001111101010₂	10011100001111101011₂
Base 3	1012111212220₃	1012111212221₃
Base 4	2130033222₄	2130033223₄
Base 5	130434403₅	130434404₅
Base 6	21414510₆	21414511₆
Base 7	5303553₇	5303554₇
Base 8	2341752₈	2341753₈
Base 9	1174786₉	1174787₉
Base 10	639978₁₀	639979₁₀
Base 11	3a7909₁₁	3a790a₁₁
Base 12	26a436₁₂	26a437₁₂
Base 13	1953b1₁₃	1953b2₁₃
Base 14	12932a₁₄	12932b₁₄
Base 15	c9953₁₅	c9954₁₅
Base 16	9c3ea₁₆	9c3eb₁₆