crop_rotate
Run
<!DOCTYPE html> <html lang="en"> <head> <title>Big Integer</title> </head> <body> <script> let x= 9_007199254740991; document.write(x); document.write("<br>"); document.write(typeof(x)); </script> </body> </html>
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