Compare 642247 vs 642947

Property	642247	642947
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	642247¹	642947¹
Prime factorization	642247	642947
Divisors count	2	2
Divisors	1, 642247	1, 642947
Number of properties	6	4
Chen primes		20451st
Isolated primes	40944th	40977th
Lucky primes	5999th
Primes	52243rd	52286th
Sexy primes (1st member)	11321st	11327th
Sexy primes (2nd member)	11320th
Sexy prime triplets (2nd member)	2077th
Roman numberals
Base 2	10011100110011000111₂	10011100111110000011₂
Base 3	1012121222221₃	1012122221212₃
Base 4	2130303013₄	2130332003₄
Base 5	131022442₅	131033242₅
Base 6	21433211₆	21440335₆
Base 7	5313304₇	5315324₇
Base 8	2346307₈	2347603₈
Base 9	1177887₉	1178855₉
Base 10	642247₁₀	642947₁₀
Base 11	3a9591₁₁	3aa068₁₁
Base 12	26b807₁₂	2700ab₁₂
Base 13	196438₁₃	196856₁₃
Base 14	12a0ab₁₄	12a44b₁₄
Base 15	ca467₁₅	ca782₁₅
Base 16	9ccc7₁₆	9cf83₁₆