21323218069078842

Names of 21323218069078842

• Cardinal: 21323218069078842 can be written as Twenty-one quadrillion, three hundred twenty-three trillion, two hundred eighteen billion, sixty-nine million, seventy-eight thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 2.1323218069078842 × 10¹⁶

Factors of 21323218069078842

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 122247937782

Divisors of 21323218069078842

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 14 21 42 4153 8306 12459 24918 29071 58142 87213 174426 122247933617 244495867234 366743800851 733487601702 855735535319 1711471070638 2567206605957 5134413211914 507695668311401 1015391336622802 1523087004934203 3046174009868406 3553869678179807 7107739356359614 10661609034539421 21323218069078842
• Sum of all divisors σ(n): 48750519959920512
• Sum of proper divisors (its aliquot sum) s(n): 27427301890841670
• 21323218069078842 is an abundant number, because the sum of its proper divisors (27427301890841670) is greater than itself. Its abundance is 6104083821762828

Bases of 21323218069078842

• Binary: 1001011110000010101101010010110011110011100001100111010₂
• Hexadecimal: 0x4BC15A9679C33A
• Base-36: 5TYG75D5JJU

Squares and roots of 21323218069078842

• 21323218069078842 squared (21323218069078842²) is 454679628821490419078998412060964
• 21323218069078842 cubed (21323218069078842³) is 9695232876928465530911225226101681487162226523688
• The square root of 21323218069078842 is 146024717.3223726599
• The cube root of 21323218069078842 is 277300.6682321175

Scales and comparisons

• 21,323,218,069,078,842 seconds is equal to 678,012,377 years, 28 weeks, 5 days, 3 hours, 40 minutes, 42 seconds.
• To count from 1 to 21,323,218,069,078,842 would take you about two billion, thirty-four million, thirty-seven thousand, one hundred thirty-two years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21323218069078842 cubic inches would be around 23108.4 feet tall.

Recreational maths with 21323218069078842

• 21323218069078842 backwards is 24887096081232312
• The number of decimal digits it has is: 17
• The sum of 21323218069078842's digits is 66
• More coming soon!