Compare 642740 vs 642742

Property	642740	642742
Type	composite number	semiprime
Unique factors	4	2
Total factors	5	2
Prime factorization	2² × 5¹ × 7¹ × 4591¹	2¹ × 321371¹
Prime factorization	2 × 2 × 5 × 7 × 4591	2 × 321371
Divisors count	24	4
Divisors	1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4591, 9182, 18364, 22955, 32137, 45910, 64274, 91820, 128548, 160685, 321370, 642740	1, 2, 321371, 642742
Number of properties	0	1
Semiprimes		137722nd
Roman numberals
Base 2	10011100111010110100₂	10011100111010110110₂
Base 3	1012122200012₃	1012122200021₃
Base 4	2130322310₄	2130322312₄
Base 5	131031430₅	131031432₅
Base 6	21435352₆	21435354₆
Base 7	5314610₇	5314612₇
Base 8	2347264₈	2347266₈
Base 9	1178605₉	1178607₉
Base 10	642740₁₀	642742₁₀
Base 11	3a999a₁₁	3a99a1₁₁
Base 12	26bb58₁₂	26bb5a₁₂
Base 13	196727₁₃	196729₁₃
Base 14	12a340₁₄	12a342₁₄
Base 15	ca695₁₅	ca697₁₅
Base 16	9ceb4₁₆	9ceb6₁₆