Compare 665983 vs 665990

Property	665983	665990
Type	prime	composite number
Unique factors	1	5
Total factors	1	5
Prime factorization	665983¹	2¹ × 5¹ × 13¹ × 47¹ × 109¹
Prime factorization	665983	2 × 5 × 13 × 47 × 109
Divisors count	2	32
Divisors	1, 665983	1, 2, 5, 10, 13, 26, 47, 65, 94, 109, 130, 218, 235, 470, 545, 611, 1090, 1222, 1417, 2834, 3055, 5123, 6110, 7085, 10246, 14170, 25615, 51230, 66599, 133198, 332995, 665990
Number of properties	3	0
Additive primes	21088th
Primes	54021st
Twin primes (2nd member)	5831st
Roman numberals
Base 2	10100010100101111111₂	10100010100110000110₂
Base 3	1020211120001₃	1020211120022₃
Base 4	2202211333₄	2202212012₄
Base 5	132302413₅	132302430₅
Base 6	22135131₆	22135142₆
Base 7	5442433₇	5442443₇
Base 8	2424577₈	2424606₈
Base 9	1224501₉	1224508₉
Base 10	665983₁₀	665990₁₀
Base 11	4153aa₁₁	415406₁₁
Base 12	2814a7₁₂	2814b2₁₂
Base 13	1a4196₁₃	1a41a0₁₃
Base 14	1349c3₁₄	1349ca₁₄
Base 15	d24dd₁₅	d24e5₁₅
Base 16	a297f₁₆	a2986₁₆