Compare 661987 vs 662149

Property	661987	662149
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	661987¹	662149¹
Prime factorization	661987	662149
Divisors count	2	2
Divisors	1, 661987	1, 662149
Number of properties	5	3
Additive primes	20970th
Chen primes	21009th
Isolated primes	42127th	42138th
Primes	53716th	53729th
Sexy primes (1st member)	11599th
Sexy primes (2nd member)		11600th
Roman numberals
Base 2	10100001100111100011₂	10100001101010000101₂
Base 3	1020122002001₃	1020122022001₃
Base 4	2201213203₄	2201222011₄
Base 5	132140422₅	132142044₅
Base 6	22104431₆	22105301₆
Base 7	5424664₇	5425315₇
Base 8	2414743₈	2415205₈
Base 9	1218061₉	1218261₉
Base 10	661987₁₀	662149₁₀
Base 11	4123a7₁₁	412534₁₁
Base 12	27b117₁₂	27b231₁₂
Base 13	1a2411₁₃	1a2507₁₃
Base 14	13336b₁₄	133445₁₄
Base 15	d1227₁₅	d12d4₁₅
Base 16	a19e3₁₆	a1a85₁₆