13889679388

Names of 13889679388

• Cardinal: 13889679388 can be written as Thirteen billion, eight hundred eighty-nine million, six hundred seventy-nine thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 1.3889679388 × 10¹⁰

Factors of 13889679388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 792

Divisors of 13889679388

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 13 17 26 34 41 52 68 82 164 169 221 338 442 533 676 697 719 884 1066 1394 1438 1681 2132 2788 2873 2876 3362 5746 6724 6929 9061 9347 11492 12223 13858 18122 18694 21853 24446 27716 28577 29479 36244 37388 43706 48892 57154 58958 87412 114308 117793 117916 121511 158899 235586 243022 284089 317798 371501 383227 471172 486044 501143 568178 635596 743002 766454 1002286 1136356 1208639 1486004 1532908 2004572 2065687 2417278 4131374 4829513 4834556 4981951 6514859 8262748 9659026 9963902 13029718 15712307 19318052 19927804 20546863 26059436 31424614 41093726 62849228 82187452 84693167 169386334 204259991 267109219 338772668 408519982 534218438 817039964 1068436876 3472419847 6944839694 13889679388
• Sum of all divisors σ(n): 28604832480
• Sum of proper divisors (its aliquot sum) s(n): 14715153092
• 13889679388 is an abundant number, because the sum of its proper divisors (14715153092) is greater than itself. Its abundance is 825473704

Bases of 13889679388

• Binary: 1100111011111000111011000000011100₂
• Hexadecimal: 0x33BE3B01C
• Base-36: 6DPK17G

Squares and roots of 13889679388

• 13889679388 squared (13889679388²) is 192923193501432054544
• 13889679388 cubed (13889679388³) is 2679641304243976356482288539072
• The square root of 13889679388 is 117854.4839537299
• The cube root of 13889679388 is 2403.7948868605

Scales and comparisons

• 13,889,679,388 seconds is equal to 441 years, 33 weeks, 5 days, 4 hours, 16 minutes, 28 seconds.
• To count from 1 to 13,889,679,388 would take you about eight hundred eighty-three 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 13889679388 cubic inches would be around 200.3 feet tall.

Recreational maths with 13889679388

• 13889679388 backwards is 88397698831
• The number of decimal digits it has is: 11
• The sum of 13889679388's digits is 70
• More coming soon!