Compare 642157 vs 642164

Property	642157	642164
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	642157¹	2² × 160541¹
Prime factorization	642157	2 × 2 × 160541
Divisors count	2	6
Divisors	1, 642157	1, 2, 4, 160541, 321082, 642164
Number of properties	5	0
Isolated primes	40937th
Primes	52234th
Sexy primes (1st member)	11317th
Sexy primes (2nd member)	11316th
Sexy prime triplets (2nd member)	2075th
Roman numberals
Base 2	10011100110001101101₂	10011100110001110100₂
Base 3	1012121212121₃	1012121212212₃
Base 4	2130301231₄	2130301310₄
Base 5	131022112₅	131022124₅
Base 6	21432541₆	21432552₆
Base 7	5313115₇	5313125₇
Base 8	2346155₈	2346164₈
Base 9	1177777₉	1177785₉
Base 10	642157₁₀	642164₁₀
Base 11	3a950a₁₁	3a9516₁₁
Base 12	26b751₁₂	26b758₁₂
Base 13	196399₁₃	1963a3₁₃
Base 14	12a045₁₄	12a04c₁₄
Base 15	ca407₁₅	ca40e₁₅
Base 16	9cc6d₁₆	9cc74₁₆