Terabytes to megabytes

megabytes = terabytes × 1,000,000

How to convert terabytes to megabytes

One terabyte is 1,000,000 megabytes, so multiply the number of terabytes by 1,000,000. For example, 20 terabytes is 20 × 1,000,000 = 20,000,000 megabytes. To go back, divide by the same number, or multiply by 0.000001.

Quick estimate

Multiplying by about 1000000 gets within 0.0% of the exact answer, which is enough to check that a result makes sense.

Where it comes up

Data conversions come up when comparing storage on phones and drives, file and download sizes, and internet plans.

terabytes	megabytes
1 tb	1,000,000 mb
2 tb	2,000,000 mb
3 tb	3,000,000 mb
4 tb	4,000,000 mb
5 tb	5,000,000 mb
6 tb	6,000,000 mb
7 tb	7,000,000 mb
8 tb	8,000,000 mb
9 tb	9,000,000 mb
10 tb	10,000,000 mb
11 tb	11,000,000 mb
12 tb	12,000,000 mb
13 tb	13,000,000 mb
14 tb	14,000,000 mb
15 tb	15,000,000 mb
16 tb	16,000,000 mb
17 tb	17,000,000 mb
18 tb	18,000,000 mb
19 tb	19,000,000 mb
20 tb	20,000,000 mb
25 tb	25,000,000 mb
30 tb	30,000,000 mb
40 tb	40,000,000 mb
50 tb	50,000,000 mb
60 tb	60,000,000 mb
70 tb	70,000,000 mb
75 tb	75,000,000 mb
80 tb	80,000,000 mb
90 tb	90,000,000 mb
100 tb	100,000,000 mb
120 tb	120,000,000 mb
150 tb	150,000,000 mb
200 tb	200,000,000 mb
250 tb	250,000,000 mb
300 tb	300,000,000 mb
400 tb	400,000,000 mb
500 tb	500,000,000 mb
750 tb	750,000,000 mb
1,000 tb	1,000,000,000 mb
1,500 tb	1,500,000,000 mb
2,000 tb	2,000,000,000 mb
5,000 tb	5,000,000,000 mb
10,000 tb	10,000,000,000 mb

Questions

How many megabytes are in a terabyte?

1,000,000 megabytes.

How do I convert terabytes to megabytes in a spreadsheet?

Put the value in A1 and type =A1*1000000, then fill the formula down the column.

Are the values in the table exact?

They are calculated from the exact definitions of the units and rounded only for display. Open any row for the full working.