Compare 990809 vs 990821

Property	990809	990821
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	990809¹	13¹ × 199¹ × 383¹
Prime factorization	990809	13 × 199 × 383
Divisors count	2	8
Divisors	1, 990809	1, 13, 199, 383, 2587, 4979, 76217, 990821
Number of properties	3	0
Isolated primes	61622nd
Primes	77835th
Sophie germain primes	7680th
Roman numberals
Base 2	11110001111001011001₂	11110001111001100101₂
Base 3	1212100010122₃	1212100011002₃
Base 4	3301321121₄	3301321211₄
Base 5	223201214₅	223201241₅
Base 6	33123025₆	33123045₆
Base 7	11264441₇	11264456₇
Base 8	3617131₈	3617145₈
Base 9	1770118₉	1770132₉
Base 10	990809₁₀	990821₁₀
Base 11	617456₁₁	617467₁₁
Base 12	3b9475₁₂	3b9485₁₂
Base 13	288ca1₁₃	288cb0₁₃
Base 14	1bb121₁₄	1bb12d₁₄
Base 15	14888e₁₅	14889b₁₅
Base 16	f1e59₁₆	f1e65₁₆