Compare 642018 vs 642021

Property	642018	642021
Type	composite number	semiprime
Unique factors	4	2
Total factors	4	2
Prime factorization	2¹ × 3¹ × 13¹ × 8231¹	3¹ × 214007¹
Prime factorization	2 × 3 × 13 × 8231	3 × 214007
Divisors count	16	4
Divisors	1, 2, 3, 6, 13, 26, 39, 78, 8231, 16462, 24693, 49386, 107003, 214006, 321009, 642018	1, 3, 214007, 642021
Number of properties	0	1
Semiprimes		137555th
Roman numberals
Base 2	10011100101111100010₂	10011100101111100101₂
Base 3	1012121200110₃	1012121200120₃
Base 4	2130233202₄	2130233211₄
Base 5	131021033₅	131021041₅
Base 6	21432150₆	21432153₆
Base 7	5312526₇	5312532₇
Base 8	2345742₈	2345745₈
Base 9	1177613₉	1177616₉
Base 10	642018₁₀	642021₁₀
Base 11	3a93a3₁₁	3a93a6₁₁
Base 12	26b656₁₂	26b659₁₂
Base 13	1962c0₁₃	1962c3₁₃
Base 14	129d86₁₄	129d89₁₄
Base 15	ca363₁₅	ca366₁₅
Base 16	9cbe2₁₆	9cbe5₁₆