Compare 642157 vs 642161

Property	642157	642161
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	642157¹	13¹ × 47¹ × 1051¹
Prime factorization	642157	13 × 47 × 1051
Divisors count	2	8
Divisors	1, 642157	1, 13, 47, 611, 1051, 13663, 49397, 642161
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	10011100110001110001₂
Base 3	1012121212121₃	1012121212202₃
Base 4	2130301231₄	2130301301₄
Base 5	131022112₅	131022121₅
Base 6	21432541₆	21432545₆
Base 7	5313115₇	5313122₇
Base 8	2346155₈	2346161₈
Base 9	1177777₉	1177782₉
Base 10	642157₁₀	642161₁₀
Base 11	3a950a₁₁	3a9513₁₁
Base 12	26b751₁₂	26b755₁₂
Base 13	196399₁₃	1963a0₁₃
Base 14	12a045₁₄	12a049₁₄
Base 15	ca407₁₅	ca40b₁₅
Base 16	9cc6d₁₆	9cc71₁₆