Compare 811990 vs 811997

Property	811990	811997
Type	composite number	prime
Unique factors	3	1
Total factors	3	1
Prime factorization	2¹ × 5¹ × 81199¹	811997¹
Prime factorization	2 × 5 × 81199	811997
Divisors count	8	2
Divisors	1, 2, 5, 10, 81199, 162398, 405995, 811990	1, 811997
Number of properties	0	4
Chen primes		25061st
Isolated primes		51160th
Primes		64833rd
Sexy primes (2nd member)		13751st
Roman numberals
Base 2	11000110001111010110₂	11000110001111011101₂
Base 3	1112020211201₃	1112020211222₃
Base 4	3012033112₄	3012033131₄
Base 5	201440430₅	201440442₅
Base 6	25223114₆	25223125₆
Base 7	6621214₇	6621224₇
Base 8	3061726₈	3061735₈
Base 9	1466751₉	1466758₉
Base 10	811990₁₀	811997₁₀
Base 11	505073₁₁	50507a₁₁
Base 12	331a9a₁₂	331aa5₁₂
Base 13	22578a₁₃	225794₁₃
Base 14	171cb4₁₄	171cbb₁₄
Base 15	1108ca₁₅	1108d2₁₅
Base 16	c63d6₁₆	c63dd₁₆