13688080420

Names of 13688080420

• Cardinal: 13688080420 can be written as Thirteen billion, six hundred eighty-eight million, eighty thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.368808042 × 10¹⁰

Factors of 13688080420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1242

Divisors of 13688080420

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 41 49 70 82 98 140 164 196 205 245 287 343 410 490 574 686 820 980 1148 1187 1372 1435 1681 1715 2009 2374 2870 3362 3430 4018 4748 5740 5935 6724 6860 8036 8309 8405 10045 11767 11870 14063 16618 16810 20090 23534 23740 28126 33236 33620 40180 41545 47068 48667 56252 58163 58835 70315 82369 83090 97334 116326 117670 140630 164738 166180 194668 232652 235340 243335 281260 290815 329476 340669 407141 411845 486670 576583 581630 681338 814282 823690 973340 1153166 1163260 1362676 1628564 1647380 1703345 1995347 2035705 2306332 2384683 2882915 3406690 3990694 4071410 4769366 5765830 6813380 7981388 8142820 9538732 9976735 11531660 11923415 13967429 16692781 19953470 23846830 27934858 33385562 39906940 47693660 55869716 66771124 69837145 83463905 97772003 139674290 166927810 195544006 279348580 333855620 391088012 488860015 684404021 977720030 1368808042 1955440060 2737616084 3422020105 6844040210 13688080420
• Sum of all divisors σ(n): 34388323200
• Sum of proper divisors (its aliquot sum) s(n): 20700242780
• 13688080420 is an abundant number, because the sum of its proper divisors (20700242780) is greater than itself. Its abundance is 7012162360

Bases of 13688080420

• Binary: 1100101111110111111000100000100100₂
• Hexadecimal: 0x32FDF8824
• Base-36: 6ADJ2G4

Squares and roots of 13688080420

• 13688080420 squared (13688080420²) is 187363545584387376400
• 13688080420 cubed (13688080420³) is 2564647279735430304596010088000
• The square root of 13688080420 is 116996.0701049397
• The cube root of 13688080420 is 2392.1083628665

Scales and comparisons

• 13,688,080,420 seconds is equal to 435 years, 12 weeks, 2 days, 20 hours, 33 minutes, 40 seconds.
• To count from 1 to 13,688,080,420 would take you about eight hundred seventy 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 13688080420 cubic inches would be around 199.3 feet tall.

Recreational maths with 13688080420

• 13688080420 backwards is 02408088631
• The number of decimal digits it has is: 11
• The sum of 13688080420's digits is 40
• More coming soon!