Compare 990001 vs 990004

Property	990001	990004
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	990001¹	2² × 247501¹
Prime factorization	990001	2 × 2 × 247501
Divisors count	2	6
Divisors	1, 990001	1, 2, 4, 247501, 495002, 990004
Number of properties	3	0
Additive primes	29855th
Primes	77778th
Twin primes (2nd member)	8102nd
Roman numberals
Base 2	11110001101100110001₂	11110001101100110100₂
Base 3	1212022000201₃	1212022000211₃
Base 4	3301230301₄	3301230310₄
Base 5	223140001₅	223140004₅
Base 6	33115201₆	33115204₆
Base 7	11262205₇	11262211₇
Base 8	3615461₈	3615464₈
Base 9	1768021₉	1768024₉
Base 10	990001₁₀	990004₁₀
Base 11	616891₁₁	616894₁₁
Base 12	3b8b01₁₂	3b8b04₁₂
Base 13	2887cc₁₃	288802₁₃
Base 14	1bab05₁₄	1bab08₁₄
Base 15	148501₁₅	148504₁₅
Base 16	f1b31₁₆	f1b34₁₆