40128198153017121

Names of 40128198153017121

• Cardinal: 40128198153017121 can be written as Forty quadrillion, one hundred twenty-eight trillion, one hundred ninety-eight billion, one hundred fifty-three million, seventeen thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 4.0128198153017121 × 10¹⁶

Factors of 40128198153017121

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10230

Divisors of 40128198153017121

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 21 49 63 147 441 1039 3117 7273 9181 9351 21819 27543 50911 64267 65457 82629 152733 192801 449869 458199 578403 1079521 1349607 3238563 4048821 7556647 9539059 9715689 22669941 28617177 52896529 66773413 68009823 84290761 85851531 158689587 200320239 252872283 467413891 476068761 590035327 600960717 758616849 1402241673 1770105981 4130247289 4206725019 5310317943 9911082301 12390741867 29733246903 37172225601 69377576107 87578100679 89199740709 208132728321 262734302037 485643032749 613046704753 624398184963 788202906111 1456929098247 1839140114259 4291326933271 4370787294741 5517420342777 12873980799813 38621942399439 90993646605481 272980939816443 636955526238367 818942819449329 1910866578715101 4458688683668569 5732599736145303 13376066051005707 40128198153017121
• Sum of all divisors σ(n): 67498601954645043
• Sum of proper divisors (its aliquot sum) s(n): 27370403801627922
• 40128198153017121 is a deficient number, because the sum of its proper divisors (27370403801627922) is less than itself. Its deficiency is 12757794351389199

Bases of 40128198153017121

• Binary: 10001110100100000110001000110100011000110001011100100001₂
• Hexadecimal: 0x8E906234631721
• Base-36: AZ49BQKXLI9

Squares and roots of 40128198153017121

• 40128198153017121 squared (40128198153017121²) is 1610272287007806681170155319128641
• 40128198153017121 cubed (40128198153017121³) is 64617325413361323431739147213969371574818874462561
• 40128198153017121 is a perfect square number. Its square root is 200320239
• The cube root of 40128198153017121 is 342360.1593054017

Scales and comparisons

• 40,128,198,153,017,121 seconds is equal to 1,275,952,576 years, 31 weeks, 1 day, 3 hours, 25 minutes, 21 seconds.
• To count from 1 to 40,128,198,153,017,121 would take you about three billion, eight hundred twenty-seven million, eight hundred fifty-seven thousand, seven hundred twenty-nine 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 40128198153017121 cubic inches would be around 28530 feet tall.

Recreational maths with 40128198153017121

• 40128198153017121 backwards is 12171035189182104
• The number of decimal digits it has is: 17
• The sum of 40128198153017121's digits is 54
• More coming soon!