Compare 20988 vs 20991

Property	20988	20991
Type	composite number	semiprime
Unique factors	4	2
Total factors	6	2
Prime factorization	2² × 3² × 11¹ × 53¹	3¹ × 6997¹
Prime factorization	2 × 2 × 3 × 3 × 11 × 53	3 × 6997
Divisors count	36	4
Divisors	1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 53, 66, 99, 106, 132, 159, 198, 212, 318, 396, 477, 583, 636, 954, 1166, 1749, 1908, 2332, 3498, 5247, 6996, 10494, 20988	1, 3, 6997, 20991
Number of properties	0	1
Semiprimes		5325th
Roman numberals
Base 2	101000111111100₂	101000111111111₂
Base 3	1001210100₃	1001210110₃
Base 4	11013330₄	11013333₄
Base 5	1132423₅	1132431₅
Base 6	241100₆	241103₆
Base 7	115122₇	115125₇
Base 8	50774₈	50777₈
Base 9	31710₉	31713₉
Base 10	20988₁₀	20991₁₀
Base 11	14850₁₁	14853₁₁
Base 12	10190₁₂	10193₁₂
Base 13	9726₁₃	9729₁₃
Base 14	7912₁₄	7915₁₄
Base 15	6343₁₅	6346₁₅
Base 16	51fc₁₆	51ff₁₆