12731238698920

Names of 12731238698920

• Cardinal: 12731238698920 can be written as Twelve trillion, seven hundred thirty-one billion, two hundred thirty-eight million, six hundred ninety-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.273123869892 × 10¹³

Factors of 12731238698920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 67604

Divisors of 12731238698920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 14 19 20 28 31 35 38 40 56 62 70 76 95 124 133 140 152 155 190 217 248 266 280 310 380 434 532 589 620 665 760 868 1064 1085 1163 1178 1240 1330 1736 2170 2326 2356 2660 2945 4123 4340 4652 4712 5320 5815 5890 8141 8246 8680 9304 11630 11780 16282 16492 20615 22097 23260 23560 32564 32984 36053 40705 41230 44194 46520 65128 66377 72106 81410 82460 88388 110485 132754 144212 154679 162820 164920 176776 180265 220970 252371 265508 288424 309358 325640 331885 360530 441940 464639 504742 531016 618716 663770 685007 721060 773395 883880 929278 1009484 1237432 1261163 1261855 1327540 1370014 1442120 1546790 1858556 2018968 2057687 2323195 2522326 2523710 2655080 2740028 3093580 3425035 3717112 4115374 4646390 4795049 5044652 5047420 5480056 6187160 6305815 6850070 8230748 8828141 9292780 9590098 10089304 10094840 10288435 12611630 13700140 14403809 16461496 17656282 18585560 19180196 20576870 23975245 25223260 27400280 28807618 35312564 38360392 39096053 41153740 44140705 47950490 50446520 57615236 70625128 72019045 77196451 78192106 82307480 88281410 95900980 115230472 144038090 154392902 156384212 176562820 191801960 195480265 273672371 288076180 308785804 312768424 353125640 385982255 390960530 540375157 547344742 576152360 617571608 771964510 781921060 1080750314 1094689484 1368361855 1466732569 1543929020 1563842120 2161500628 2189378968 2393089981 2701875785 2736723710 2933465138 3087858040 4323001256 4786179962 5403751570 5473447420 5866930276 7333662845 9572359924 10267127983 10807503140 10946894840 11733860552 11965449905 14667325690 16751629867 19144719848 20534255966 21615006280 23930899810 29334651380 33503259734 41068511932 45468709639 47861799620 51335639915 58669302760 67006519468 82137023864 83758149335 90937419278 95723599240 102671279830 134013038936 167516298670 181874838556 205342559660 227343548195 318280967473 335032597340 363749677112 410685119320 454687096390 636561934946 670065194680 909374192780 1273123869892 1591404837365 1818748385560 2546247739784 3182809674730 6365619349460 12731238698920
• Sum of all divisors σ(n): 35603247513600
• Sum of proper divisors (its aliquot sum) s(n): 22872008814680
• 12731238698920 is an abundant number, because the sum of its proper divisors (22872008814680) is greater than itself. Its abundance is 10140770115760

Bases of 12731238698920

• Binary: 10111001010000111000111101011100111110101000₂
• Hexadecimal: 0xB9438F5CFA8
• Base-36: 4IGNET6EG

Squares and roots of 12731238698920

• 12731238698920 squared (12731238698920²) is 162084438808878214409166400
• 12731238698920 cubed (12731238698920³) is 2063535679856321032959288434857780288000
• The square root of 12731238698920 is 3568086.1395039217
• The cube root of 12731238698920 is 23350.1793284191

Scales and comparisons

• 12,731,238,698,920 seconds is equal to 404,814 years, 3 days, 18 hours, 8 minutes, 40 seconds.
• To count from 1 to 12,731,238,698,920 would take you about one million, twelve thousand and thirty-five 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 12731238698920 cubic inches would be around 1945.8 feet tall.

Recreational maths with 12731238698920

• 12731238698920 backwards is 02989683213721
• The number of decimal digits it has is: 14
• The sum of 12731238698920's digits is 61
• More coming soon!