Compare 21689 vs 21691

Property	21689	21691
Type	composite number	semiprime
Unique factors	2	2
Total factors	3	2
Prime factorization	23² × 41¹	109¹ × 199¹
Prime factorization	23 × 23 × 41	109 × 199
Divisors count	6	4
Divisors	1, 23, 41, 529, 943, 21689	1, 109, 199, 21691
Number of properties	0	1
Semiprimes		5480th
Roman numberals
Base 2	101010010111001₂	101010010111011₂
Base 3	1002202022₃	1002202101₃
Base 4	11102321₄	11102323₄
Base 5	1143224₅	1143231₅
Base 6	244225₆	244231₆
Base 7	120143₇	120145₇
Base 8	52271₈	52273₈
Base 9	32668₉	32671₉
Base 10	21689₁₀	21691₁₀
Base 11	15328₁₁	1532a₁₁
Base 12	10675₁₂	10677₁₂
Base 13	9b45₁₃	9b47₁₃
Base 14	7c93₁₄	7c95₁₄
Base 15	665e₁₅	6661₁₅
Base 16	54b9₁₆	54bb₁₆