3996847877421

Names of 3996847877421

• Cardinal: 3996847877421 can be written as Three trillion, nine hundred ninety-six billion, eight hundred forty-seven million, eight hundred seventy-seven thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 3.996847877421 × 10¹²

Factors of 3996847877421

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 138

Divisors of 3996847877421

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 21 31 49 93 97 147 217 291 651 679 961 1519 2037 2883 3007 4557 4753 6727 9021 9409 14259 20181 21049 28227 29791 47089 63147 65863 89373 93217 141267 147343 197589 208537 279651 291679 442029 461041 625611 652519 875037 912673 1383123 1459759 1957557 2041753 2738019 2889727 4379277 4567633 6125259 6388711 8669181 9042049 13702899 14292271 19166133 20228089 27126147 28292863 42876813 44720977 60684267 63294343 84878589 134162931 141596623 189883029 198050041 280303519 424789869 443060401 594150123 840910557 877078753 1329181203 1386350287 1962124633 2631236259 4159050861 5886373899 6139551271 13734872431 18418653813 27189441343 41204617293 42976858897 81568324029 128930576691 190326089401 570978268203 1332282625807 3996847877421
• Sum of all divisors σ(n): 6472552719360
• Sum of proper divisors (its aliquot sum) s(n): 2475704841939
• 3996847877421 is a deficient number, because the sum of its proper divisors (2475704841939) is less than itself. Its deficiency is 1521143035482

Bases of 3996847877421

• Binary: 111010001010010110101100101010110100101101₂
• Hexadecimal: 0x3A296B2AD2D
• Base-36: 1F04K13QL

Squares and roots of 3996847877421

• 3996847877421 squared (3996847877421²) is 15974792955244753041611241
• 3996847877421 cubed (3996847877421³) is 63848817315409935043911222280703689461
• The square root of 3996847877421 is 1999211.8140459755
• The cube root of 3996847877421 is 15869.8396883275

Scales and comparisons

• 3,996,847,877,421 seconds is equal to 127,087 years, 20 weeks, 5 days, 9 hours, 30 minutes, 21 seconds.
• To count from 1 to 3,996,847,877,421 would take you about three hundred seventeen thousand, seven hundred eighteen 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 3996847877421 cubic inches would be around 1322.5 feet tall.

Recreational maths with 3996847877421

• 3996847877421 backwards is 1247787486993
• The number of decimal digits it has is: 13
• The sum of 3996847877421's digits is 75
• More coming soon!