1641028891069728

Names of 1641028891069728

• Cardinal: 1641028891069728 can be written as One quadrillion, six hundred forty-one trillion, twenty-eight billion, eight hundred ninety-one million, sixty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.641028891069728 × 10¹⁵

Factors of 1641028891069728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2937

Divisors of 1641028891069728

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 89 96 144 178 267 288 356 534 712 801 1068 1424 1602 2136 2843 2848 3204 4272 5686 6408 7921 8529 8544 11372 12816 15842 17058 22744 23763 25587 25632 31684 34116 45488 47526 51174 63368 68232 71289 90976 95052 102348 126736 136464 142578 190104 204696 253027 253472 272928 285156 380208 409392 506054 570312 704969 759081 760416 818784 1012108 1140624 1409938 1518162 2024216 2114907 2277243 2281248 2819876 3036324 4048432 4229814 4554486 5639752 6072648 6344721 8082649 8096864 8459628 9108972 11279504 12145296 12689442 16165298 16919256 18217944 22519403 22559008 24247947 24290592 25378884 32330596 33838512 36435888 45038806 48495894 50757768 64661192 67558209 67677024 72743841 72871776 90077612 96991788 101515536 129322384 135116418 145487682 180155224 193983576 202674627 203031072 258644768 270232836 290975364 360310448 387967152 405349254 540465672 581950728 719355761 720620896 775934304 810698508 1080931344 1163901456 1438711522 1621397016 2004226867 2158067283 2161862688 2327802912 2877423044 3242794032 4008453734 4316134566 5754846088 6012680601 6474201849 6485588064 8016907468 8632269132 11509692176 12025361202 12948403698 16033814936 17264538264 18038041803 23019384352 24050722404 25896807396 32067629872 34529076528 36076083606 48101444808 51793614792 64022662729 64135259744 69058153056 72152167212 96202889616 103587229584 128045325458 144304334424 192067988187 192405779232 207174459168 256090650916 288608668848 384135976374 512181301832 576203964561 577217337696 768271952748 1024362603664 1152407929122 1536543905496 2048725207328 2304815858244 3073087810992 4609631716488 5698016982881 6146175621984 9219263432976 11396033965762 17094050948643 18438526865952 22792067931524 34188101897286 45584135863048 51282152845929 68376203794572 91168271726096 102564305691858 136752407589144 182336543452192 205128611383716 273504815178288 410257222767432 547009630356576 820514445534864 1641028891069728
• Sum of all divisors σ(n): 4721366940495660
• Sum of proper divisors (its aliquot sum) s(n): 3080338049425932
• 1641028891069728 is an abundant number, because the sum of its proper divisors (3080338049425932) is greater than itself. Its abundance is 1439309158356204

Bases of 1641028891069728

• Binary: 101110101001000000111010000000111100100110100100000₂
• Hexadecimal: 0x5D481D01E4D20
• Base-36: G5P29JMRS0

Squares and roots of 1641028891069728

• 1641028891069728 squared (1641028891069728²) is 2692975821325541206028157993984
• 1641028891069728 cubed (1641028891069728³) is 4419251125747442853372577964854279592348516352
• The square root of 1641028891069728 is 40509614.7978443261
• The cube root of 1641028891069728 is 117952.0271111083

Scales and comparisons

• 1,641,028,891,069,728 seconds is equal to 52,179,642 years, 36 weeks, 2 days, 22 hours, 28 minutes, 48 seconds.
• To count from 1 to 1,641,028,891,069,728 would take you about one hundred fifty-six million, five hundred thirty-eight thousand, nine hundred twenty-eight 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 1641028891069728 cubic inches would be around 9829.3 feet tall.

Recreational maths with 1641028891069728

• 1641028891069728 backwards is 8279601988201461
• 1641028891069728 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1641028891069728's digits is 72
• More coming soon!