Compare 19881 vs 19890

Property	19881	19890
Type	composite number	composite number
Unique factors	2	5
Total factors	4	6
Prime factorization	3² × 47²	2¹ × 3² × 5¹ × 13¹ × 17¹
Prime factorization	3 × 3 × 47 × 47	2 × 3 × 3 × 5 × 13 × 17
Divisors count	9	48
Divisors	1, 3, 9, 47, 141, 423, 2209, 6627, 19881	1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3978, 6630, 9945, 19890
Number of properties	0	0
Roman numberals
Base 2	100110110101001₂	100110110110010₂
Base 3	1000021100₃	1000021200₃
Base 4	10312221₄	10312302₄
Base 5	1114011₅	1114030₅
Base 6	232013₆	232030₆
Base 7	111651₇	111663₇
Base 8	46651₈	46662₈
Base 9	30240₉	30250₉
Base 10	19881₁₀	19890₁₀
Base 11	13a34₁₁	13a42₁₁
Base 12	b609₁₂	b616₁₂
Base 13	9084₁₃	9090₁₃
Base 14	7361₁₄	736a₁₄
Base 15	5d56₁₅	5d60₁₅
Base 16	4da9₁₆	4db2₁₆