Compare 990809 vs 990817

Property	990809	990817
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	990809¹	23² × 1873¹
Prime factorization	990809	23 × 23 × 1873
Divisors count	2	6
Divisors	1, 990809	1, 23, 529, 1873, 43079, 990817
Number of properties	3	0
Isolated primes	61622nd
Primes	77835th
Sophie germain primes	7680th
Roman numberals
Base 2	11110001111001011001₂	11110001111001100001₂
Base 3	1212100010122₃	1212100010221₃
Base 4	3301321121₄	3301321201₄
Base 5	223201214₅	223201232₅
Base 6	33123025₆	33123041₆
Base 7	11264441₇	11264452₇
Base 8	3617131₈	3617141₈
Base 9	1770118₉	1770127₉
Base 10	990809₁₀	990817₁₀
Base 11	617456₁₁	617463₁₁
Base 12	3b9475₁₂	3b9481₁₂
Base 13	288ca1₁₃	288ca9₁₃
Base 14	1bb121₁₄	1bb129₁₄
Base 15	14888e₁₅	148897₁₅
Base 16	f1e59₁₆	f1e61₁₆