12901265349840

Names of 12901265349840

• Cardinal: 12901265349840 can be written as Twelve trillion, nine hundred one billion, two hundred sixty-five million, three hundred forty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.290126534984 × 10¹³

Factors of 12901265349840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 88268145

Divisors of 12901265349840

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 29 30 35 36 40 42 45 48 56 58 60 63 70 72 80 84 87 90 105 112 116 120 126 140 144 145 168 174 180 203 210 232 240 252 261 280 290 315 336 348 360 406 420 435 464 504 522 560 580 609 630 696 720 812 840 870 1008 1015 1044 1160 1218 1260 1305 1392 1624 1680 1740 1827 2030 2088 2320 2436 2520 2610 3045 3248 3480 3654 4060 4176 4872 5040 5220 6090 6960 7308 8120 9135 9744 10440 12180 14616 16240 18270 20880 24360 29232 36540 48720 73080 146160 88268099 176536198 264804297 353072396 441340495 529608594 617876693 706144792 794412891 882680990 1059217188 1235753386 1324021485 1412289584 1588825782 1765361980 1853630079 2118434376 2471506772 2559774871 2648042970 3089383465 3177651564 3530723960 3707260158 3972064455 4236868752 4943013544 5119549742 5296085940 5560890237 6178766930 6355303128 7061447920 7414520316 7679324613 7944128910 9268150395 9886027088 10239099484 10592171880 11121780474 12357533860 12710606256 12798874355 14829040632 15358649226 15888257820 17918424097 18536300790 20478198968 21184343760 22243560948 23037973839 24715067720 25597748710 27804451185 29658081264 30717298452 31776515640 35836848194 37072601580 38396623065 40956397936 44487121896 46075947678 49430135440 51195497420 53755272291 55608902370 61434596904 63553031280 71673696388 74145203160 76793246130 88974243792 89592120485 92151895356 102390994840 107510544582 111217804740 115189869195 122869193808 143347392776 148290406320 153586492260 161265816873 179184240970 184303790712 204781989680 215021089164 222435609480 230379738390 268776361455 286694785552 307172984520 322531633746 358368481940 368607581424 430042178328 444871218960 460759476780 537552722910 614345969040 645063267492 716736963880 806329084365 860084356656 921518953560 1075105445820 1290126534984 1433473927760 1612658168730 1843037907120 2150210891640 2580253069968 3225316337460 4300421783280 6450632674920 12901265349840
• Sum of all divisors σ(n): 51223743792000
• Sum of proper divisors (its aliquot sum) s(n): 38322478442160
• 12901265349840 is an abundant number, because the sum of its proper divisors (38322478442160) is greater than itself. Its abundance is 25421213092320

Bases of 12901265349840

• Binary: 10111011101111001111010101101001110011010000₂
• Hexadecimal: 0xBBBCF569CD0
• Base-36: 4KMRCADW0

Squares and roots of 12901265349840

• 12901265349840 squared (12901265349840²) is 166442647626982217588025600
• 12901265349840 cubed (12901265349840³) is 2147320762565614585214238093378875904000
• The square root of 12901265349840 is 3591833.1461581007
• The cube root of 12901265349840 is 23453.6677886201

Scales and comparisons

• 12,901,265,349,840 seconds is equal to 410,220 years, 17 weeks, 1 day, 19 hours, 24 minutes.
• To count from 1 to 12,901,265,349,840 would take you about one million, twenty-five thousand, five hundred fifty 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 12901265349840 cubic inches would be around 1954.5 feet tall.

Recreational maths with 12901265349840

• 12901265349840 backwards is 04894356210921
• The number of decimal digits it has is: 14
• The sum of 12901265349840's digits is 54
• More coming soon!