990508107820

Names of 990508107820

• Cardinal: 990508107820 can be written as Nine hundred ninety billion, five hundred eight million, one hundred seven thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 9.9050810782 × 10¹¹

Factors of 990508107820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 96

Divisors of 990508107820

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 28 35 44 49 55 70 71 77 98 110 121 140 142 154 196 220 242 245 284 308 343 355 385 484 490 497 539 605 686 710 770 781 847 980 994 1078 1210 1372 1420 1540 1562 1694 1715 1988 2156 2401 2420 2485 2695 3124 3388 3430 3479 3773 3905 4235 4802 4970 5390 5467 5929 6860 6958 7546 7810 8470 8591 9604 9940 10780 10934 11858 12005 13916 15092 15620 16807 16940 17182 17395 18865 21868 23716 24010 24353 26411 27335 29645 33614 34364 34790 37730 38269 41503 42955 48020 48706 52822 54670 59290 60137 67228 69580 75460 76538 83006 84035 85910 97412 105644 109340 117649 118580 120274 121765 132055 153076 166012 168070 170471 171820 184877 191345 207515 235298 240548 243530 264110 267883 290521 300685 336140 340942 369754 382690 415030 420959 470596 487060 528220 535766 581042 588245 601370 681884 739508 765380 823543 830060 841918 852355 924385 1071532 1162084 1176490 1193297 1202740 1294139 1339415 1452605 1647086 1683836 1704710 1848770 1875181 2033647 2104795 2352980 2386594 2588278 2678830 2905210 2946713 3294172 3409420 3697540 3750362 4067294 4117715 4209590 4773188 5176556 5357660 5764801 5810420 5893426 5966485 6470695 7500724 8134588 8235430 8353079 8419180 9058973 9375905 10168235 11529602 11786852 11932970 12941390 13126267 14235529 14733565 16470860 16706158 18117946 18751810 20336470 20626991 23059204 23865940 25882780 26252534 28471058 28824005 29467130 33412316 36235892 37503620 40672940 41253982 41765395 45294865 52505068 56942116 57648010 58471553 58934260 63412811 65631335 71177645 82507964 83530790 90589730 91883869 99648703 103134955 115296020 116943106 126825622 131262670 142355290 144388937 167061580 181179460 183767738 199297406 206269910 233886212 253651244 262525340 284710580 288777874 292357765 317064055 367535476 398594812 409300871 412539820 459419345 498243515 577555748 584715530 634128110 643187083 697540921 721944685 818601742 918838690 996487030 1010722559 1169431060 1268256220 1286374166 1395081842 1443889370 1637203484 1837677380 1992974060 2021445118 2046504355 2572748332 2790163684 2887778740 3215935415 3487704605 4042890236 4093008710 4502309581 5053612795 6431870830 6975409210 7075057913 8186017420 9004619162 10107225590 12863741660 13950818420 14150115826 18009238324 20214451180 22511547905 28300231652 35375289565 45023095810 49525405391 70750579130 90046191620 99050810782 141501158260 198101621564 247627026955 495254053910 990508107820
• Sum of all divisors σ(n): 2704982917392
• Sum of proper divisors (its aliquot sum) s(n): 1714474809572
• 990508107820 is an abundant number, because the sum of its proper divisors (1714474809572) is greater than itself. Its abundance is 723966701752

Bases of 990508107820

• Binary: 1110011010011110111000100100100000101100₂
• Hexadecimal: 0xE69EE2482C
• Base-36: CN16YBE4

Squares and roots of 990508107820

• 990508107820 squared (990508107820²) is 981106311657156745152400
• 990508107820 cubed (990508107820³) is 971793756329789536202053681531768000
• The square root of 990508107820 is 995242.7381397969
• The cube root of 990508107820 is 9968.2597214605

Scales and comparisons

• 990,508,107,820 seconds is equal to 31,495 years, 4 weeks, 6 days, 5 hours, 3 minutes, 40 seconds.
• To count from 1 to 990,508,107,820 would take you about sixty-two thousand, nine hundred ninety 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 990508107820 cubic inches would be around 830.7 feet tall.

Recreational maths with 990508107820

• 990508107820 backwards is 028701805099
• 990508107820 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 990508107820's digits is 49
• More coming soon!