What is the factorial of 671? (671!) 671 Factorial

What is the factorial of 671?

Here we will show you how to calculate the factorial of 671 (aka 671 factorial) and give you the approximate scientific notation answer and the exact answer.

Before we begin, note that the factorial of 671 can be written as 671 followed by an exclamation mark like this: 671!

Factorial of 671 means that you multiply 671 by every number below it. Therefore, you calculate the factorial of 671 by multiplying 671 by 670, then by 669, and so on all the way down to 1. In other words, we calculate 671 × 670 × 669 × ... × 1 to get 671 factorial.

The answer to 671 factorial (671!) contains 1608 digits and we have listed the exact entire answer at the bottom of this page. However, below is the approximate scientific notation answer to 671 factorial:

1.3543122501 × 10¹⁶⁰⁷

The answer above is also sometimes written as 1.3543122501e+1607. Regardless, it means that the approximate answer to 671! is 13543122501 followed by 1597 more digits.

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Like we promised, below is the exact answer to 671 factorial (671!) with all 1608 digits:

135431225012732615022852075561455567668859634543667889468691752096749049549565280071437862139954529387746297464076429263461958653857101209315711904502353221403643986703081375924327885633081141799115290011275395282968640065927806416330947793035551406568422882484198750900877021676897024498604709982017722843079596807812476937407989158559765620539324518949737312659518082886313094378567463445969622480103358375259081464273557091658177317112165644535884475046988071538974904869552596366746145036943147017006121342355209102241469072746185239003224393443872457806250655389237073270650113251145578251598080614478026101345718258397347140259693090293031028348440907544906187846997415333537019409273045244905374854162733914355693838541942843046412406880133472102105096135949773969403079251720294403994772721708338441459251653899473085579754374024975941574036484183178674525031442491844991617253519965605482964845135223085736714535902717726694535098839367552556970333166007922144271448554372260891868153904264497698088277822882828770981206145978215436615618632867809956583103618399752828812281297953028695527853401824910886848683940575994608307871040356110238324295329598953064014843105763455186316937001028487737273957404322631342551052626154600505150736061234184068538189163319298250660504092669021763719218761731981646867213590896427025567369319228743630390867291298295909455509591356479783342202442432038392892897967740568284351430290134971826831360000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

What is the factorial of 672?
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