12885513188409720

Names of 12885513188409720

• Cardinal: 12885513188409720 can be written as Twelve quadrillion, eight hundred eighty-five trillion, five hundred thirteen billion, one hundred eighty-eight million, four hundred nine thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.288551318840972 × 10¹⁶

Factors of 12885513188409720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 141508

Divisors of 12885513188409720

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 601 1080 1202 1803 2404 3005 3606 4808 5409 6010 7212 9015 10818 12020 14424 16227 18030 21636 24040 27045 32454 36060 43272 54090 64908 72120 81135 108180 129816 140897 162270 216360 281794 324540 422691 563588 649080 704485 845382 1127176 1268073 1408970 1690764 2113455 2536146 2817940 3381528 3804219 4226910 5072292 5635880 6340365 7608438 8453820 10144584 12680730 15216876 16907640 19021095 25361460 30433752 38042190 50722920 76084380 84679097 152168760 169358194 254037291 338716388 423395485 508074582 677432776 762111873 846790970 1016149164 1270186455 1524223746 1693581940 2032298328 2286335619 2540372910 3048447492 3387163880 3810559365 4572671238 5080745820 6096894984 7621118730 9145342476 10161491640 11431678095 15242237460 18290684952 19851964609 22863356190 30484474920 39703929218 45726712380 59555893827 79407858436 91453424760 99259823045 119111787654 158815716872 178667681481 198519646090 238223575308 297779469135 357335362962 397039292180 476447150616 536003044443 595558938270 714670725924 794078584360 893338407405 1072006088886 1191117876540 1429341451848 1786676814810 2144012177772 2382235753080 2680015222215 3573353629620 4288024355544 5360030444430 7146707259240 10720060888860 11931030730009 21440121777720 23862061460018 35793092190027 47724122920036 59655153650045 71586184380054 95448245840072 107379276570081 119310307300090 143172368760108 178965460950135 214758553140162 238620614600180 286344737520216 322137829710243 357930921900270 429517106280324 477241229200360 536896382850405 644275659420486 715861843800540 859034212560648 1073792765700810 1288551318840972 1431723687601080 1610689148551215 2147585531401620 2577102637681944 3221378297102430 4295171062803240 6442756594204860 12885513188409720
• Sum of all divisors σ(n): 43023483054770400
• Sum of proper divisors (its aliquot sum) s(n): 30137969866360680
• 12885513188409720 is an abundant number, because the sum of its proper divisors (30137969866360680) is greater than itself. Its abundance is 17252456677950960

Bases of 12885513188409720

• Binary: 101101110001110100111001010100010110000000000101111000₂
• Hexadecimal: 0x2DC74E54580178
• Base-36: 3IVJ71EACU0

Squares and roots of 12885513188409720

• 12885513188409720 squared (12885513188409720²) is 166036450128680828270942590478400
• 12885513188409720 cubed (12885513188409720³) is 2139464867889849564074717095759477027310010048000
• The square root of 12885513188409720 is 113514374.3691067523
• The cube root of 12885513188409720 is 234441.1843008843

Scales and comparisons

• 12,885,513,188,409,720 seconds is equal to 409,719,461 years, 45 weeks, 6 days, 2 hours, 42 minutes.
• To count from 1 to 12,885,513,188,409,720 would take you about one billion, two hundred twenty-nine million, one hundred fifty-eight thousand, three hundred eighty-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 12885513188409720 cubic inches would be around 19536.8 feet tall.

Recreational maths with 12885513188409720

• 12885513188409720 backwards is 02790488131558821
• 12885513188409720 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 12885513188409720's digits is 72
• More coming soon!