Compare 991987 vs 991996

Property	991987	991996
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	991987¹	2² × 247999¹
Prime factorization	991987	2 × 2 × 247999
Divisors count	2	6
Divisors	1, 991987	1, 2, 4, 247999, 495998, 991996
Number of properties	4	0
Additive primes	29906th
Isolated primes	61701st
Primes	77926th
Sexy primes (2nd member)	16280th
Roman numberals
Base 2	11110010001011110011₂	11110010001011111100₂
Base 3	1212101202021₃	1212101202121₃
Base 4	3302023303₄	3302023330₄
Base 5	223220422₅	223220441₅
Base 6	33132311₆	33132324₆
Base 7	11301043₇	11301055₇
Base 8	3621363₈	3621374₈
Base 9	1771667₉	1771677₉
Base 10	991987₁₀	991996₁₀
Base 11	618327₁₁	618335₁₁
Base 12	3ba097₁₂	3ba0a4₁₂
Base 13	289699₁₃	2896a5₁₃
Base 14	1bb723₁₄	1bb72c₁₄
Base 15	148dc7₁₅	148dd1₁₅
Base 16	f22f3₁₆	f22fc₁₆