Compare 196981 vs 196991

Property	196981	196991
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	281¹ × 701¹	196991¹
Prime factorization	281 × 701	196991
Divisors count	4	2
Divisors	1, 281, 701, 196981	1, 196991
Number of properties	1	4
Chen primes		7426th
Good primes		1010th
Primes		17733rd
Semiprimes	44584th
Twin primes (1st member)		2131st
Roman numberals
Base 2	110000000101110101₂	110000000101111111₂
Base 3	101000012121₃	101000012222₃
Base 4	300011311₄	300011333₄
Base 5	22300411₅	22300431₅
Base 6	4115541₆	4115555₆
Base 7	1450201₇	1450214₇
Base 8	600565₈	600577₈
Base 9	330177₉	330188₉
Base 10	196981₁₀	196991₁₀
Base 11	124aa4₁₁	125003₁₁
Base 12	95bb1₁₂	95bbb₁₂
Base 13	6b875₁₃	6b882₁₃
Base 14	51b01₁₄	51b0b₁₄
Base 15	3d571₁₅	3d57b₁₅
Base 16	30175₁₆	3017f₁₆