Compare 990809 vs 990820

Property	990809	990820
Type	prime	composite number
Unique factors	1	4
Total factors	1	5
Prime factorization	990809¹	2² × 5¹ × 107¹ × 463¹
Prime factorization	990809	2 × 2 × 5 × 107 × 463
Divisors count	2	24
Divisors	1, 990809	1, 2, 4, 5, 10, 20, 107, 214, 428, 463, 535, 926, 1070, 1852, 2140, 2315, 4630, 9260, 49541, 99082, 198164, 247705, 495410, 990820
Number of properties	3	0
Isolated primes	61622nd
Primes	77835th
Sophie germain primes	7680th
Roman numberals
Base 2	11110001111001011001₂	11110001111001100100₂
Base 3	1212100010122₃	1212100011001₃
Base 4	3301321121₄	3301321210₄
Base 5	223201214₅	223201240₅
Base 6	33123025₆	33123044₆
Base 7	11264441₇	11264455₇
Base 8	3617131₈	3617144₈
Base 9	1770118₉	1770131₉
Base 10	990809₁₀	990820₁₀
Base 11	617456₁₁	617466₁₁
Base 12	3b9475₁₂	3b9484₁₂
Base 13	288ca1₁₃	288cac₁₃
Base 14	1bb121₁₄	1bb12c₁₄
Base 15	14888e₁₅	14889a₁₅
Base 16	f1e59₁₆	f1e64₁₆