Compare 642247 vs 642557

Property	642247	642557
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	642247¹	642557¹
Prime factorization	642247	642557
Divisors count	2	2
Divisors	1, 642247	1, 642557
Number of properties	6	5
Additive primes		20425th
Chen primes		20442nd
Isolated primes	40944th	40957th
Lucky primes	5999th
Primes	52243rd	52260th
Sexy primes (1st member)	11321st	11323rd
Sexy primes (2nd member)	11320th
Sexy prime triplets (2nd member)	2077th
Roman numberals
Base 2	10011100110011000111₂	10011100110111111101₂
Base 3	1012121222221₃	1012122102102₃
Base 4	2130303013₄	2130313331₄
Base 5	131022442₅	131030212₅
Base 6	21433211₆	21434445₆
Base 7	5313304₇	5314226₇
Base 8	2346307₈	2346775₈
Base 9	1177887₉	1178372₉
Base 10	642247₁₀	642557₁₀
Base 11	3a9591₁₁	3a9843₁₁
Base 12	26b807₁₂	26ba25₁₂
Base 13	196438₁₃	196616₁₃
Base 14	12a0ab₁₄	12a24d₁₄
Base 15	ca467₁₅	ca5c2₁₅
Base 16	9ccc7₁₆	9cdfd₁₆