5524288 = 26*7*11*19
250 written in index form = 2.5 × 102
2x2x2x2
Index form
"index" is the singular form - "indices" is the plural :)
The possessive form of the singular noun index is index's.
18 * * * * * No! 2*3*5 = 30
indices or indexes
The plural form for the noun index is indexes.
Writing Numbers in Index FormWe know that: So, we can write 8 as 23.Likewise, 27 can be written as 33and 125 can be written as 53.So far, we have considered numbers that have a group of the same factors. Sometimes, a number has more than one group of the same factors as shown in the following example.Example 20Write 200 in simplest index form.Solution:Key Termsimplest index form
Index form of 9765625 is 9.765625 × 106
40.000000 in standard index form is 4.0 × 101
5,200 in standard index form = 5.2 × 103