Compare 21438 vs 21440

Property	21438	21440
Type	composite number	composite number
Unique factors	3	3
Total factors	5	8
Prime factorization	2¹ × 3³ × 397¹	2⁶ × 5¹ × 67¹
Prime factorization	2 × 3 × 3 × 3 × 397	2 × 2 × 2 × 2 × 2 × 2 × 5 × 67
Divisors count	16	28
Divisors	1, 2, 3, 6, 9, 18, 27, 54, 397, 794, 1191, 2382, 3573, 7146, 10719, 21438	1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 4288, 5360, 10720, 21440
Number of properties	0	0
Roman numberals
Base 2	101001110111110₂	101001111000000₂
Base 3	1002102000₃	1002102002₃
Base 4	11032332₄	11033000₄
Base 5	1141223₅	1141230₅
Base 6	243130₆	243132₆
Base 7	116334₇	116336₇
Base 8	51676₈	51700₈
Base 9	32360₉	32362₉
Base 10	21438₁₀	21440₁₀
Base 11	1511a₁₁	15121₁₁
Base 12	104a6₁₂	104a8₁₂
Base 13	99b1₁₃	99b3₁₃
Base 14	7b54₁₄	7b56₁₄
Base 15	6543₁₅	6545₁₅
Base 16	53be₁₆	53c0₁₆