19988645000709

Names of 19988645000709

• Cardinal: 19988645000709 can be written as Nineteen trillion, nine hundred eighty-eight billion, six hundred forty-five million, seven hundred nine.

Scientific notation

• Scientific notation: 1.9988645000709 × 10¹³

Factors of 19988645000709

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 754

Divisors of 19988645000709

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 7 11 21 33 77 121 231 363 733 847 1331 2199 2541 3993 5131 8063 9317 14641 15393 24189 27951 43923 56441 88693 102487 161051 169323 266079 307461 483153 537289 620851 975623 1127357 1611867 1771561 1862553 2926869 3382071 3761023 5314683 5910179 6829361 10731853 11283069 12400927 17730537 20488083 32195559 37202781 41371253 65011969 75122971 118050383 124113759 195035907 225368913 354151149 455083783 715131659 826352681 1298554213 1365251349 2145394977 2479058043 3895662639 5005921613 7866448249 9089879491 15017764839 23599344747 27269638473 55065137743 86530930739 165195413229 259592792217 605716515173 951840238129 1817149545519 2855520714387 6662881666903 19988645000709
• Sum of all divisors σ(n): 33550546127712
• Sum of proper divisors (its aliquot sum) s(n): 13561901127003
• 19988645000709 is a deficient number, because the sum of its proper divisors (13561901127003) is less than itself. Its deficiency is 6426743873706

Bases of 19988645000709

• Binary: 100100010110111111000000101011011011000000101₂
• Hexadecimal: 0x122DF815B605
• Base-36: 732NN53WL

Squares and roots of 19988645000709

• 19988645000709 squared (19988645000709²) is 399545928964368898610502681
• 19988645000709 cubed (19988645000709³) is 7986381735547265627002068911172091400829
• The square root of 19988645000709 is 4470866.2472399015
• The cube root of 19988645000709 is 27139.0381584399

Scales and comparisons

• 19,988,645,000,709 seconds is equal to 635,577 years, 4 weeks, 1 day, 21 hours, 5 minutes, 9 seconds.
• To count from 1 to 19,988,645,000,709 would take you about one million, five hundred eighty-eight thousand, nine hundred forty-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 19988645000709 cubic inches would be around 2261.6 feet tall.

Recreational maths with 19988645000709

• 19988645000709 backwards is 90700054688991
• The number of decimal digits it has is: 14
• The sum of 19988645000709's digits is 66
• More coming soon!