Compare 668243 vs 668251

Property	668243	668251
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	668243¹	491¹ × 1361¹
Prime factorization	668243	491 × 1361
Divisors count	2	4
Divisors	1, 668243	1, 491, 1361, 668251
Number of properties	5	1
Additive primes	21156th
Chen primes	21182nd
Isolated primes	42488th
Primes	54187th
Semiprimes		142919th
Sophie germain primes	5509th
Roman numberals
Base 2	10100011001001010011₂	10100011001001011011₂
Base 3	1020221122202₃	1020221200001₃
Base 4	2203021103₄	2203021123₄
Base 5	132340433₅	132341001₅
Base 6	22153415₆	22153431₆
Base 7	5452142₇	5452153₇
Base 8	2431123₈	2431133₈
Base 9	1227582₉	1227601₉
Base 10	668243₁₀	668251₁₀
Base 11	417074₁₁	417081₁₁
Base 12	28286b₁₂	282877₁₂
Base 13	1a5214₁₃	1a521c₁₃
Base 14	135759₁₄	135763₁₄
Base 15	d2ee8₁₅	d3001₁₅
Base 16	a3253₁₆	a325b₁₆