Shout-out to URL Phantomhive for the idea!
All of these are taken from my "Read" shelf. Sometimes, the numbers are in the subtitle. Books with several numbers (e.g., history books with a date range in their title) are entered for all numbers.
One
Two
Three
Four
Five
Six
Seven
Eight
Nine
Ten
Eleven
Twelve
Thirteen
Fifteen
Eighteen
Nineteen
Twenty
Twenty-Two
Twenty-Three
Twenty-Seven
Thirty
Thirty-Nine
Forty-One
Fifty
Seventy
Eighty-Four
One Hundred
125
250
275
350
365
451
500
511
650
950
1000
1001
1066
1250
1492
1500
1520
1527
1550
1599
1603
1608
1623
1648
1775
1776
1779
1780
1784
1796
1799
1805
1841
1848
1850
1865
1890
1899
1913
1920
1930
1933
1934
1936
1938
1940
1943
1944
1945
1946
1950
1952
1955
1959
1963
1971
1975
1980
1982
1984
1991
1992
1995
1998
1999
2000
2001
2002
2003
2010
5,000
20,000
1,000,000