Compare 990989 vs 991000

Property	990989	991000
Type	prime	composite number
Unique factors	1	3
Total factors	1	7
Prime factorization	990989¹	2³ × 5³ × 991¹
Prime factorization	990989	2 × 2 × 2 × 5 × 5 × 5 × 991
Divisors count	2	32
Divisors	1, 990989	1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 991, 1000, 1982, 3964, 4955, 7928, 9910, 19820, 24775, 39640, 49550, 99100, 123875, 198200, 247750, 495500, 991000
Number of properties	4	0
Chen primes	29726th
Emirps	10968th
Isolated primes	61633rd
Primes	77848th
Roman numberals
Base 2	11110001111100001101₂	11110001111100011000₂
Base 3	1212100101022₃	1212100101201₃
Base 4	3301330031₄	3301330120₄
Base 5	223202424₅	223203000₅
Base 6	33123525₆	33123544₆
Base 7	11265116₇	11265133₇
Base 8	3617415₈	3617430₈
Base 9	1770338₉	1770351₉
Base 10	990989₁₀	991000₁₀
Base 11	6175aa₁₁	61760a₁₁
Base 12	3b95a5₁₂	3b95b4₁₂
Base 13	2890ac₁₃	2890ba₁₃
Base 14	1bb20d₁₄	1bb21a₁₄
Base 15	14895e₁₅	14896a₁₅
Base 16	f1f0d₁₆	f1f18₁₆