Compare 620991 vs 620999

Property	620991	620999
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	3² × 7¹ × 9857¹	620999¹
Prime factorization	3 × 3 × 7 × 9857	620999
Divisors count	12	2
Divisors	1, 3, 7, 9, 21, 63, 9857, 29571, 68999, 88713, 206997, 620991	1, 620999
Number of properties	0	3
Chen primes		19867th
Isolated primes		39722nd
Primes		50689th
Roman numberals
Base 2	10010111100110111111₂	10010111100111000111₂
Base 3	1011112211200₃	1011112211222₃
Base 4	2113212333₄	2113213013₄
Base 5	124332431₅	124332444₅
Base 6	21150543₆	21150555₆
Base 7	5164320₇	5164331₇
Base 8	2274677₈	2274707₈
Base 9	1145750₉	1145758₉
Base 10	620991₁₀	620999₁₀
Base 11	394618₁₁	394625₁₁
Base 12	25b453₁₂	25b45b₁₂
Base 13	189867₁₃	189872₁₃
Base 14	122447₁₄	122451₁₄
Base 15	c3ee6₁₅	c3eee₁₅
Base 16	979bf₁₆	979c7₁₆