1789145072164732728

Names of 1789145072164732728

• Cardinal: 1789145072164732728 can be written as One quintillion, seven hundred eighty-nine quadrillion, one hundred forty-five trillion, seventy-two billion, one hundred sixty-four million, seven hundred thirty-two thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.789145072164732728 × 10¹⁸

Factors of 1789145072164732728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 308493

Divisors of 1789145072164732728

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 23 24 46 59 69 92 118 138 177 184 236 276 354 472 552 563 708 1126 1357 1416 1689 2252 2714 3378 4071 4504 5428 6756 8142 10856 12949 13512 16284 25898 32568 33217 38847 51796 66434 77694 99651 103592 132868 155388 199302 265736 307843 310776 316969 398604 615686 633938 763991 797208 923529 950907 1231372 1267876 1527982 1847058 1901814 2291973 2462744 2535752 3055964 3694116 3803628 4583946 6111928 7080389 7290287 7388232 7607256 9167892 14160778 14580574 18162737 18335784 18701171 21241167 21870861 28321556 29161148 36325474 37402342 42482334 43741722 54488211 56103513 56643112 58322296 72650948 74804684 84964668 87483444 108976422 112207026 145301896 149609368 169929336 173315609 174966888 178453547 217952844 224414052 346631218 356907094 417742951 430126933 435905688 448828104 519946827 535360641 693262436 713814188 835485902 860253866 1039893654 1070721282 1253228853 1290380799 1386524872 1427628376 1670971804 1720507732 2079787308 2141442564 2506457706 2580761598 3341943608 3441015464 3986259007 4104431581 4159574616 4282885128 5012915412 5161523196 7972518014 8208863162 10025830824 10225620931 10323046392 10528759273 11958777021 12313294743 15945036028 16417726324 20451241862 21057518546 23917554042 24626589486 30676862793 31586277819 31890072056 32835452648 40902483724 42115037092 47835108084 49253178972 61353725586 63172555638 81804967448 84230074184 95670216168 97576687867 98506357944 122707451172 126345111276 195153375734 235189281413 242161463279 245414902344 252690222552 292730063601 390306751468 470378562826 484322926558 585460127202 705567844239 726484389837 780613502936 940757125652 968645853116 1170920254404 1411135688478 1452968779674 1881514251304 1937291706232 2244263820941 2341840508808 2822271376956 2905937559348 4488527641882 5644542753912 5757024584153 5811875118696 6732791462823 8977055283764 11514049168306 13465582925646 17271073752459 17954110567528 23028098336612 26931165851292 34542147504918 46056196673224 53862331702584 54935675269121 69084295009836 109871350538242 132411565435519 138168590019672 164807025807363 219742701076484 264823130871038 329614051614726 397234696306557 439485402152968 529646261742076 659228103229452 794469392613114 1059292523484152 1263520531189783 1318456206458904 1588938785226228 2527041062379566 3177877570452456 3241204840878139 3790561593569349 5054082124759132 6482409681756278 7581123187138698 9723614522634417 10108164249518264 12964819363512556 15162246374277396 19447229045268834 25929638727025112 30324492748554792 38894458090537668 74547711340197197 77788916181075336 149095422680394394 223643134020591591 298190845360788788 447286268041183182 596381690721577576 894572536082366364 1789145072164732728
• Sum of all divisors σ(n): 4754903415971328000
• Sum of proper divisors (its aliquot sum) s(n): 2965758343806595272
• 1789145072164732728 is an abundant number, because the sum of its proper divisors (2965758343806595272) is greater than itself. Its abundance is 1176613271641862544

Bases of 1789145072164732728

• Binary: 1100011010100010100011111011010111110000001001111111100111000₂
• Hexadecimal: 0x18D451F6BE04FF38
• Base-36: DLCMZVE21IRC

Squares and roots of 1789145072164732728

• 1789145072164732728 squared (1789145072164732728²) is 3201040089251346681023769703674321984
• 1789145072164732728 cubed (1789145072164732728³) is 5727125101485803150056971296630604886744885531974692352
• The square root of 1789145072164732728 is 1337589276.3343808775
• The cube root of 1789145072164732728 is 1213990.2129864835

Scales and comparisons

• 1,789,145,072,164,732,728 seconds is equal to 56,889,279,105 years, 39 weeks, 6 days, 5 hours, 18 minutes, 48 seconds.
• To count from 1 to 1,789,145,072,164,732,728 would take you about one hundred ninety-nine billion, one hundred twelve million, four hundred seventy-six thousand, eight hundred seventy 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 1789145072164732728 cubic inches would be around 101165.9 feet tall.

Recreational maths with 1789145072164732728

• 1789145072164732728 backwards is 8272374612705419871
• The number of decimal digits it has is: 19
• The sum of 1789145072164732728's digits is 84
• More coming soon!