61478391916872

Names of 61478391916872

• Cardinal: 61478391916872 can be written as Sixty-one trillion, four hundred seventy-eight billion, three hundred ninety-one million, nine hundred sixteen thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 6.1478391916872 × 10¹³

Factors of 61478391916872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1420

Divisors of 61478391916872

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 49 56 63 72 84 98 101 126 147 168 196 202 252 294 303 392 404 441 504 588 606 707 808 882 909 1176 1212 1307 1414 1764 1818 2121 2424 2614 2828 3528 3636 3921 4242 4949 5228 5656 6363 7272 7842 8484 9149 9898 10201 10456 11763 12726 14847 15684 16968 18298 19796 20402 23526 25452 27447 29694 30603 31368 36596 39592 40804 44541 47052 50904 54894 59388 61206 64043 71407 73192 81608 82341 89082 91809 94104 109788 118776 122412 128086 132007 142814 164682 178164 183618 192129 214221 219576 244824 256172 264014 285628 329364 356328 367236 384258 396021 428442 499849 512344 528028 571256 576387 642663 658728 734472 768516 792042 856884 924049 999698 1056056 1152774 1188063 1285326 1499547 1537032 1584084 1708249 1713768 1848098 1999396 2305548 2376126 2570652 2772147 2999094 3168168 3416498 3696196 3998792 4498641 4611096 4752252 5124747 5141304 5544294 5998188 6468343 6832996 7392392 8316441 8997282 9504504 10249494 11088588 11957743 11996376 12936686 13332707 13665992 15374241 16632882 17994564 19405029 20498988 22177176 23915486 25873372 26665414 30748482 33265764 35873229 35989128 38810058 39998121 40997976 47830972 51746744 53330828 58215087 61496964 66531528 71746458 77620116 79996242 83704201 93328949 95661944 106661656 107619687 116430174 119994363 122993928 143492916 155240232 159992484 167408402 172533149 186657898 215239374 232860348 239988726 251112603 279986847 286985832 319984968 334816804 345066298 373315796 430478748 465720696 479977452 502225206 517599447 559973694 653302643 669633608 690132596 746631592 753337809 839960541 860957496 959954904 1004450412 1035198894 1119947388 1207732043 1306605286 1380265192 1506675618 1552798341 1679921082 1959907929 2008900824 2070397788 2239894776 2415464086 2613210572 3013351236 3105596682 3359842164 3623196129 3919815858 4140795576 4830928172 5226421144 5879723787 6026702472 6211193364 6719684328 7246392258 7839631716 8454124301 9661856344 10869588387 11759447574 12422386728 14492784516 15679263432 16908248602 17425848049 21739176774 23518895148 25362372903 28985569032 33816497204 34851696098 43478353548 47037790296 50724745806 52277544147 67632994408 69703392196 76087118709 86956707096 101449491612 104555088294 121980936343 139406784392 152174237418 156832632441 202898983224 209110176588 243961872686 304348474836 313665264882 365942809029 418220353176 487923745372 608696949672 627330529764 731885618058 853866554401 975847490744 1097828427087 1254661059528 1463771236116 1707733108802 2195656854174 2561599663203 2927542472232 3415466217604 4391313708348 5123199326406 6830932435208 7684798989609 8782627416696 10246398652812 15369597979218 20492797305624 30739195958436 61478391916872
• Sum of all divisors σ(n): 195774783544665
• Sum of proper divisors (its aliquot sum) s(n): 134296391627793
• 61478391916872 is an abundant number, because the sum of its proper divisors (134296391627793) is greater than itself. Its abundance is 72817999710921

Bases of 61478391916872

• Binary: 1101111110101000001101101101100010100101001000₂
• Hexadecimal: 0x37EA0DB62948
• Base-36: LSIS78020

Squares and roots of 61478391916872

• 61478391916872 squared (61478391916872²) is 3779592672684512466558264384
• 61478391916872 cubed (61478391916872³) is 232363279617436170053037716319135126286848
• The square root of 61478391916872 is 7840815.7685837767
• The cube root of 61478391916872 is 39467.6104544263

Scales and comparisons

• 61,478,391,916,872 seconds is equal to 1,954,822 years, 36 weeks, 2 days, 1 minute, 12 seconds.
• To count from 1 to 61,478,391,916,872 would take you about four million, eight hundred eighty-seven thousand and fifty-six 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 61478391916872 cubic inches would be around 3289 feet tall.

Recreational maths with 61478391916872

• 61478391916872 backwards is 27861919387416
• 61478391916872 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 61478391916872's digits is 72
• More coming soon!