Compare 645142 vs 645148

Property	645142	645148
Type	semiprime	composite number
Unique factors	2	3
Total factors	2	4
Prime factorization	2¹ × 322571¹	2² × 7¹ × 23041¹
Prime factorization	2 × 322571	2 × 2 × 7 × 23041
Divisors count	4	12
Divisors	1, 2, 322571, 645142	1, 2, 4, 7, 14, 28, 23041, 46082, 92164, 161287, 322574, 645148
Number of properties	1	0
Semiprimes	138189th
Roman numberals
Base 2	10011101100000010110₂	10011101100000011100₂
Base 3	1012202222011₃	1012202222101₃
Base 4	2131200112₄	2131200130₄
Base 5	131121032₅	131121043₅
Base 6	21454434₆	21454444₆
Base 7	5324611₇	5324620₇
Base 8	2354026₈	2354034₈
Base 9	1182864₉	1182871₉
Base 10	645142₁₀	645148₁₀
Base 11	400783₁₁	400789₁₁
Base 12	27141a₁₂	271424₁₂
Base 13	197854₁₃	19785a₁₃
Base 14	12b178₁₄	12b180₁₄
Base 15	cb247₁₅	cb24d₁₅
Base 16	9d816₁₆	9d81c₁₆