what is the market cap of googl in 2015

On December 31, 2015, Alphabet Inc Class A (GOOGL) had a market capitalization of $538.6B, based on 13.94B shares at a price of $38.63.

DATE CLOSE VOLUME OUTSTANDING MARKET CAP
December 31 2015
$38.63
32,751,220
13,940,494,400
$538,577,060,649.60
December 30 2015
$39.24
28,565,600
13,940,494,400
$547,084,944,381.92
December 29 2015
$39.43
38,429,599
13,940,494,400
$549,619,326,263.84
December 28 2015
$38.84
31,155,100
13,940,494,400
$541,505,958,523.04
December 24 2015
$38.03
10,422,820
13,940,494,400
$530,152,819,883.68
December 23 2015
$38.16
30,594,840
13,940,494,400
$532,001,329,441.12
December 22 2015
$38.09
36,338,699
13,940,494,400
$531,046,405,574.72
December 21 2015
$37.78
34,847,360
13,940,494,400
$526,663,514,135.36
December 18 2015
$37.58
67,794,039
13,940,494,400
$523,929,783,183.52
December 17 2015
$38.23
36,510,759
13,940,494,400
$532,914,431,824.32
December 16 2015
$38.56
53,120,199
13,940,494,400
$537,594,255,794.40
December 15 2015
$37.74
49,386,379
13,940,494,400
$526,172,808,732.48
December 14 2015
$37.87
54,170,399
13,940,494,400
$527,867,972,851.52
December 11 2015
$37.26
43,183,279
13,940,494,400
$519,478,583,321.60
December 10 2015
$37.74
32,458,800
13,940,494,400
$526,137,957,496.48
December 09 2015
$37.87
46,549,419
13,940,494,400
$527,874,943,098.72
December 08 2015
$38.49
31,082,420
13,940,494,400
$536,590,540,197.60
December 07 2015
$38.38
36,625,739
13,940,494,400
$535,103,089,445.12
December 04 2015
$38.69
49,799,959
13,940,494,400
$539,407,914,115.84
December 03 2015
$38.15
41,949,879
13,940,494,400
$531,786,645,827.36
December 02 2015
$38.63
46,876,819
13,940,494,400
$538,466,930,743.84
December 01 2015
$38.92
40,397,279
13,940,494,400
$542,579,376,591.84
November 30 2015
$37.88
33,586,980
13,940,494,400
$528,082,656,465.28
November 27 2015
$38.33
14,446,400
13,940,494,400
$534,396,306,379.04
November 25 2015
$38.20
23,612,860
13,940,494,400
$532,519,915,832.80