Compare 642931 vs 642940

Property	642931	642940
Type	prime	composite number
Unique factors	1	5
Total factors	1	6
Prime factorization	642931¹	2² × 5¹ × 17¹ × 31¹ × 61¹
Prime factorization	642931	2 × 2 × 5 × 17 × 31 × 61
Divisors count	2	48
Divisors	1, 642931	1, 2, 4, 5, 10, 17, 20, 31, 34, 61, 62, 68, 85, 122, 124, 155, 170, 244, 305, 310, 340, 527, 610, 620, 1037, 1054, 1220, 1891, 2074, 2108, 2635, 3782, 4148, 5185, 5270, 7564, 9455, 10370, 10540, 18910, 20740, 32147, 37820, 64294, 128588, 160735, 321470, 642940
Number of properties	3	0
Isolated primes	40975th
Primes	52284th
Sexy primes (1st member)	11326th
Roman numberals
Base 2	10011100111101110011₂	10011100111101111100₂
Base 3	1012122221021₃	1012122221121₃
Base 4	2130331303₄	2130331330₄
Base 5	131033211₅	131033230₅
Base 6	21440311₆	21440324₆
Base 7	5315302₇	5315314₇
Base 8	2347563₈	2347574₈
Base 9	1178837₉	1178847₉
Base 10	642931₁₀	642940₁₀
Base 11	3aa053₁₁	3aa061₁₁
Base 12	270097₁₂	2700a4₁₂
Base 13	196843₁₃	19684c₁₃
Base 14	12a439₁₄	12a444₁₄
Base 15	ca771₁₅	ca77a₁₅
Base 16	9cf73₁₆	9cf7c₁₆