It is not clear what you mean by fifty one ten thousand. Ten thousand and fifty one is a number, also written as 10,051. Or you may mean 51 x 10,000 which equals 510,000. Or perhaps you mean something else.
Fifty-thousand and eleven (50,011) in standard form = 5.0011 × 104
how do i write five thousand
The standard form is 51,200,000
450,000
1,051
12,059
four thousand fifty nine
The standard form is 452,007
The standard form is 27,551
The standard form is 18,756
Two million and fifty six thousand = 2,056,000
The standard form is expressed as 6,054,014