1621220713416

Names of 1621220713416

• Cardinal: 1621220713416 can be written as One trillion, six hundred twenty-one billion, two hundred twenty million, seven hundred thirteen thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 1.621220713416 × 10¹²

Factors of 1621220713416

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16568923

Divisors of 1621220713416

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 151 162 216 302 324 453 604 648 906 1208 1359 1812 2718 3624 4077 5436 8154 10872 12231 16308 24462 32616 48924 97848 16568767 33137534 49706301 66275068 99412602 132550136 149118903 198825204 298237806 397650408 447356709 596475612 894713418 1192951224 1342070127 1789426836 2501883817 2684140254 3578853672 5003767634 5368280508 7505651451 10007535268 10736561016 15011302902 20015070536 22516954353 30022605804 45033908706 60045211608 67550863059 90067817412 135101726118 180135634824 202652589177 270203452236 405305178354 540406904472 810610356708 1621220713416
• Sum of all divisors σ(n): 4570991715840
• Sum of proper divisors (its aliquot sum) s(n): 2949771002424
• 1621220713416 is an abundant number, because the sum of its proper divisors (2949771002424) is greater than itself. Its abundance is 1328550289008

Bases of 1621220713416

• Binary: 10111100101111000010010001110001111001000₂
• Hexadecimal: 0x1797848E3C8
• Base-36: KOS0YCI0

Squares and roots of 1621220713416

• 1621220713416 squared (1621220713416²) is 2628356601609084002389056
• 1621220713416 cubed (1621220713416³) is 4261146164772332459899458016710775296
• The square root of 1621220713416 is 1273271.6573520357
• The cube root of 1621220713416 is 11747.5521405455

Scales and comparisons

• 1,621,220,713,416 seconds is equal to 51,549 years, 41 weeks, 5 days, 15 hours, 3 minutes, 36 seconds.
• To count from 1 to 1,621,220,713,416 would take you about one hundred twenty-eight thousand, eight hundred seventy-four 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 1621220713416 cubic inches would be around 979 feet tall.

Recreational maths with 1621220713416

• 1621220713416 backwards is 6143170221261
• 1621220713416 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1621220713416's digits is 36
• More coming soon!