13181397219

Names of 13181397219

• Cardinal: 13181397219 can be written as Thirteen billion, one hundred eighty-one million, three hundred ninety-seven thousand, two hundred nineteen.

Scientific notation

• Scientific notation: 1.3181397219 × 10¹⁰

Factors of 13181397219

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 262

Divisors of 13181397219

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 17 27 51 61 81 153 181 183 243 289 459 543 549 867 1037 1377 1629 1647 2601 3077 3111 4131 4887 4913 4941 7803 9231 9333 11041 14661 14739 14823 17629 23409 27693 27999 33123 43983 44217 52309 52887 70227 83079 83997 99369 132651 156927 158661 187697 249237 251991 298107 299693 397953 470781 475983 563091 747711 889253 894321 899079 1193859 1412343 1427949 1689273 2667759 2682963 2697237 3190849 4237029 4283847 5067819 8003277 8091711 9572547 12711087 15203457 24009831 24275133 28717641 45610371 54244433 72029493 72825399 86152923 162733299 216088479 258458769 488199897 775376307 1464599691 4393799073 13181397219
• Sum of all divisors σ(n): 21440502720
• Sum of proper divisors (its aliquot sum) s(n): 8259105501
• 13181397219 is a deficient number, because the sum of its proper divisors (8259105501) is less than itself. Its deficiency is 4922291718

Bases of 13181397219

• Binary: 1100010001101011000010100011100011₂
• Hexadecimal: 0x311AC28E3
• Base-36: 61ZV36R

Squares and roots of 13181397219

• 13181397219 squared (13181397219²) is 173749232645060933961
• 13181397219 cubed (13181397219³) is 2290257651990990208999068054459
• The square root of 13181397219 is 114810.2661742407
• The cube root of 13181397219 is 2362.2207633687

Scales and comparisons

• 13,181,397,219 seconds is equal to 419 years, 6 weeks, 4 days, 11 hours, 13 minutes, 39 seconds.
• To count from 1 to 13,181,397,219 would take you about eight hundred thirty-eight 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 13181397219 cubic inches would be around 196.9 feet tall.

Recreational maths with 13181397219

• 13181397219 backwards is 91279318131
• The number of decimal digits it has is: 11
• The sum of 13181397219's digits is 45
• More coming soon!