square mile-acre conversion

Conversion number between square mile [sq mi] and acre [ac] is 640. This means, that square mile is bigger unit than acre.

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Switch to reverse conversion:
from acre to square mile conversion

Enter the number in square mile:

Decimal Fraction Exponential Expression

[sq mi]

eg.: 10.12345 or 1.123e5

Result in acre

precision	[info]
Decimal:	[!]
Exponential:

Calculation process of conversion value

1 square mile = (exactly) `(2.589988110336*10^06) / (4046.8564224)` = 640 acre
1 acre = (exactly) `(4046.8564224) / (2.589988110336*10^06)` = 0.0015625 square mile
? square mile × `(2.589988110336*10^06 ("m²"/"square mile")) / (4046.8564224 ("m²"/"acre"))` = ? acre

High precision conversion

If conversion between square mile to square-metre and square-metre to acre is exactly definied, high precision conversion from square mile to acre is enabled.

Decimal places: (0-800)

square mile
Result in acre:
?

gads

square mile to acre conversion chart

Start value:	[square mile]
Step size	[square mile]
How many lines?	(max 100)

visual:

square mile	acre
0	0
10	6400
20	12800
30	19200
40	25600
50	32000
60	38400
70	44800
80	51200
90	57600
100	64000
110	70400

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Multiple conversion

Enter numbers in square mile and click convert button.
One number per line.

Converted numbers in acre:
Click to select all

Details about square mile and acre units:

Convert Square mile to other unit:

square mile

Definition of square mile unit: ≡ 1 mi × 1 mi. Area equal with 1 mile by 1 mile square =1609.344 x 1609.344 = 2.589988110336×10⁶ m²

Convert Acre to other unit:

acre

Definition of acre unit: ≡ 1 ch × 10 ch = 4840 sq yd = 1⁄640 sq mi. International and US survey acre ≡ 4840 × 0.9144 × 0.9144 = 4046.8564224 m²

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