Compare 21431 vs 21440

Property	21431	21440
Type	semiprime	composite number
Unique factors	2	3
Total factors	2	8
Prime factorization	29¹ × 739¹	2⁶ × 5¹ × 67¹
Prime factorization	29 × 739	2 × 2 × 2 × 2 × 2 × 2 × 5 × 67
Divisors count	4	28
Divisors	1, 29, 739, 21431	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	1	0
Semiprimes	5428th
Roman numberals
Base 2	101001110110111₂	101001111000000₂
Base 3	1002101202₃	1002102002₃
Base 4	11032313₄	11033000₄
Base 5	1141211₅	1141230₅
Base 6	243115₆	243132₆
Base 7	116324₇	116336₇
Base 8	51667₈	51700₈
Base 9	32352₉	32362₉
Base 10	21431₁₀	21440₁₀
Base 11	15113₁₁	15121₁₁
Base 12	1049b₁₂	104a8₁₂
Base 13	99a7₁₃	99b3₁₃
Base 14	7b4b₁₄	7b56₁₄
Base 15	653b₁₅	6545₁₅
Base 16	53b7₁₆	53c0₁₆