Compare 618991 vs 621239

Property	618991	621239
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	618991¹	621239¹
Prime factorization	618991	621239
Divisors count	2	2
Divisors	1, 618991	1, 621239
Number of properties	4	5
Additive primes		19820th
Chen primes		19871st
Isolated primes	39593rd
Primes	50538th	50706th
Sexy primes (1st member)	10985th
Twin primes (1st member)		5486th
Ulam primes	3704th	3714th
Roman numberals
Base 2	10010111000111101111₂	10010111101010110111₂
Base 3	1011110002121₃	1011120011212₃
Base 4	2113013233₄	2113222313₄
Base 5	124301431₅	124334424₅
Base 6	21133411₆	21152035₆
Base 7	5155432₇	5165123₇
Base 8	2270757₈	2275267₈
Base 9	1143077₉	1146155₉
Base 10	618991₁₀	621239₁₀
Base 11	39306a₁₁	394823₁₁
Base 12	25a267₁₂	25b61b₁₂
Base 13	188989₁₃	1899c8₁₃
Base 14	121819₁₄	122583₁₄
Base 15	c3611₁₅	c410e₁₅
Base 16	971ef₁₆	97ab7₁₆