Compare 490991 vs 490999

Property	490991	490999
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	490991¹	29¹ × 16931¹
Prime factorization	490991	29 × 16931
Divisors count	2	4
Divisors	1, 490991	1, 29, 16931, 490999
Number of properties	4	1
Chen primes	16237th
Primes	40843rd
Semiprimes		106467th
Sophie germain primes	4262nd
Twin primes (1st member)	4498th
Roman numberals
Base 2	1110111110111101111₂	1110111110111110111₂
Base 3	220221111212₃	220221112011₃
Base 4	1313313233₄	1313313313₄
Base 5	111202431₅	111202444₅
Base 6	14305035₆	14305051₆
Base 7	4113314₇	4113325₇
Base 8	1676757₈	1676767₈
Base 9	827455₉	827464₉
Base 10	490991₁₀	490999₁₀
Base 11	305986₁₁	305993₁₁
Base 12	1b817b₁₂	1b8187₁₂
Base 13	142637₁₃	142642₁₃
Base 14	cad0b₁₄	cad15₁₄
Base 15	9a72b₁₅	9a734₁₅
Base 16	77def₁₆	77df7₁₆