Compare 66991 vs 66994

Property	66991	66994
Type	semiprime	composite number
Unique factors	2	4
Total factors	2	4
Prime factorization	31¹ × 2161¹	2¹ × 19¹ × 41¹ × 43¹
Prime factorization	31 × 2161	2 × 19 × 41 × 43
Divisors count	4	16
Divisors	1, 31, 2161, 66991	1, 2, 19, 38, 41, 43, 82, 86, 779, 817, 1558, 1634, 1763, 3526, 33497, 66994
Number of properties	1	0
Semiprimes	15995th
Roman numberals
Base 2	10000010110101111₂	10000010110110010₂
Base 3	10101220011₃	10101220021₃
Base 4	100112233₄	100112302₄
Base 5	4120431₅	4120434₅
Base 6	1234051₆	1234054₆
Base 7	366211₇	366214₇
Base 8	202657₈	202662₈
Base 9	111804₉	111807₉
Base 10	66991₁₀	66994₁₀
Base 11	46371₁₁	46374₁₁
Base 12	32927₁₂	3292a₁₂
Base 13	24652₁₃	24655₁₃
Base 14	1a5b1₁₄	1a5b4₁₄
Base 15	14cb1₁₅	14cb4₁₅
Base 16	105af₁₆	105b2₁₆