Why parseInt is NaN?

Why is parseInt

parseInt ("2century Magazine 2) NaN?

?
Mar.22,2021

should be binary only 0 and 1


parseInt (string, the binary of the string)
parseInt ('2binary 2) means that 2 is represented in binary, while binary can only be represented by 1 and 0, so parsing error


what is binary?

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b2ae94-2adb6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b2ae94-2adb6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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