LCM for 480 and 720
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What's the Least Common Multiple (LCM) of 480 and 720?
Answer
LCM of 480 and 720 is
1,440
First common multiples: 1,440; 2,880; 4,320; …
1,440 is divisible by both: 1,440 ÷ 480 = 3; 1,440 ÷ 720 = 2 — and 3 and 2 share no factor but 1, so no smaller number is. As a common denominator: multiply the top and bottom of x/480 by 3 and of y/720 by 2.
480 = 25 × 3 × 5
720 = 24 × 32 × 5
| Prime | 480 | 720 | Highest power |
|---|---|---|---|
| 2 | 25 | 24 | 25 |
| 3 | 3 | 32 | 32 |
| 5 | 5 | 5 | 5 |
LCM = 25 × 32 × 5 = 1,440
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See Also
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
- Least Common Multiple of 3 Numbers - Find the Least Common Multiple (LCM) of three numbers
- Greatest Common Factor of 3 Numbers - Find the Greatest Common Factor (GCF) of three numbers
- Multiples of a Number - List the first 10 multiples of any number from 1 to 999
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LCM Table
| Number 1 | Number 2 | LCM |
|---|---|---|
| 480 | 705 | 22,560 |
| 480 | 706 | 169,440 |
| 480 | 707 | 339,360 |
| 480 | 708 | 28,320 |
| 480 | 709 | 340,320 |
| 480 | 710 | 34,080 |
| 480 | 711 | 113,760 |
| 480 | 712 | 42,720 |
| 480 | 713 | 342,240 |
| 480 | 714 | 57,120 |
| 480 | 715 | 68,640 |
| 480 | 716 | 85,920 |
| 480 | 717 | 114,720 |
| 480 | 718 | 172,320 |
| 480 | 719 | 345,120 |
| 480 | 720 | 1,440 |
| 480 | 721 | 346,080 |
| 480 | 722 | 173,280 |
| 480 | 723 | 115,680 |
| 480 | 724 | 86,880 |
| 480 | 725 | 69,600 |
| 480 | 726 | 58,080 |
| 480 | 727 | 348,960 |
| 480 | 728 | 43,680 |
| 480 | 729 | 116,640 |
| 480 | 730 | 35,040 |
| 480 | 731 | 350,880 |
| 480 | 732 | 29,280 |
| 480 | 733 | 351,840 |
| 480 | 734 | 176,160 |