Compare 642163 vs 642168

Property	642163	642168
Type	prime	composite number
Unique factors	1	3
Total factors	1	8
Prime factorization	642163¹	2³ × 3⁴ × 991¹
Prime factorization	642163	2 × 2 × 2 × 3 × 3 × 3 × 3 × 991
Divisors count	2	40
Divisors	1, 642163	1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 991, 1982, 2973, 3964, 5946, 7928, 8919, 11892, 17838, 23784, 26757, 35676, 53514, 71352, 80271, 107028, 160542, 214056, 321084, 642168
Number of properties	4	0
Isolated primes	40938th
Primes	52235th
Sexy primes (2nd member)	11317th
Sexy prime triplets (3rd member)	2075th
Roman numberals
Base 2	10011100110001110011₂	10011100110001111000₂
Base 3	1012121212211₃	1012121220000₃
Base 4	2130301303₄	2130301320₄
Base 5	131022123₅	131022133₅
Base 6	21432551₆	21433000₆
Base 7	5313124₇	5313132₇
Base 8	2346163₈	2346170₈
Base 9	1177784₉	1177800₉
Base 10	642163₁₀	642168₁₀
Base 11	3a9515₁₁	3a951a₁₁
Base 12	26b757₁₂	26b760₁₂
Base 13	1963a2₁₃	1963a7₁₃
Base 14	12a04b₁₄	12a052₁₄
Base 15	ca40d₁₅	ca413₁₅
Base 16	9cc73₁₆	9cc78₁₆