820668590028

Names of 820668590028

• Cardinal: 820668590028 can be written as Eight hundred twenty billion, six hundred sixty-eight million, five hundred ninety thousand and twenty-eight.

Scientific notation

• Scientific notation: 8.20668590028 × 10¹¹

Factors of 820668590028

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 605

Divisors of 820668590028

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 81 84 98 108 126 147 162 189 196 243 252 294 324 343 378 441 486 567 588 593 686 756 882 972 1029 1134 1186 1323 1372 1701 1764 1779 2058 2268 2372 2401 2646 3087 3402 3558 3969 4116 4151 4802 5292 5337 6174 6804 7116 7203 7938 8302 9261 9604 10674 11907 12348 12453 14406 15876 16011 16604 18522 21348 21609 23814 24906 27783 28812 29057 32022 37044 37359 43218 47628 48033 49812 55566 58114 64044 64827 74718 83349 86436 87171 96066 111132 112077 116228 129654 144099 149436 166698 174342 192132 194481 203399 224154 259308 261513 288198 333396 336231 348684 351649 388962 406798 448308 523026 576396 583443 610197 672462 703298 777924 784539 813596 1008693 1046052 1054947 1166886 1220394 1344924 1406596 1423793 1569078 1830591 2017386 2109894 2333772 2353617 2440788 2461543 2847586 3138156 3164841 3661182 4034772 4219788 4271379 4707234 4923086 5491773 5695172 6329682 7060851 7322364 7384629 8542758 9414468 9494523 9846172 10983546 12659364 12814137 14121702 14769258 16475319 17085516 17230801 18989046 21967092 22153887 25628274 28243404 28483569 29538516 32950638 34461602 37978092 38442411 44307774 49425957 51256548 51692403 56967138 65901276 66461661 68923204 76884822 85450707 88615548 98851914 103384806 113934276 115327233 120615607 132923322 153769644 155077209 170901414 197703828 199384983 206769612 230654466 241231214 265846644 310154418 341802828 345981699 361846821 398769966 461308932 465231627 482462428 598154949 620308836 691963398 723693642 797539932 844309249 930463254 1085540463 1196309898 1383926796 1395694881 1447387284 1688618498 1860926508 2171080926 2392619796 2532927747 2791389762 3256621389 3377236996 4187084643 4342161852 5065855494 5582779524 6513242778 7598783241 8374169286 9769864167 10131710988 13026485556 15197566482 16748338572 19539728334 22796349723 29309592501 30395132964 39079456668 45592699446 58619185002 68389049169 91185398892 117238370004 136778098338 205167147507 273556196676 410334295014 820668590028
• Sum of all divisors σ(n): 2513939974364
• Sum of proper divisors (its aliquot sum) s(n): 1693271384336
• 820668590028 is an abundant number, because the sum of its proper divisors (1693271384336) is greater than itself. Its abundance is 872602794308

Bases of 820668590028

• Binary: 1011111100010011101010001110011111001100₂
• Hexadecimal: 0xBF13A8E7CC
• Base-36: AH0CW0R0

Squares and roots of 820668590028

• 820668590028 squared (820668590028²) is 673496934658545541040784
• 820668590028 cubed (820668590028³) is 552717779754408614787166612923701952
• The square root of 820668590028 is 905907.6056795197
• The cube root of 820668590028 is 9362.4448088517

Scales and comparisons

• 820,668,590,028 seconds is equal to 26,094 years, 37 weeks, 4 days, 1 hour, 13 minutes, 48 seconds.
• To count from 1 to 820,668,590,028 would take you about fifty-two thousand, one hundred eighty-nine 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 820668590028 cubic inches would be around 780.2 feet tall.

Recreational maths with 820668590028

• 820668590028 backwards is 820095866028
• 820668590028 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 820668590028's digits is 54
• More coming soon!