990208216380

Names of 990208216380

• Cardinal: 990208216380 can be written as Nine hundred ninety billion, two hundred eight million, two hundred sixteen thousand, three hundred eighty.

Scientific notation

• Scientific notation: 9.9020821638 × 10¹¹

Factors of 990208216380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 201618

Divisors of 990208216380

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 61 68 79 85 102 122 158 170 183 204 237 244 255 305 316 340 366 395 474 510 610 732 790 915 948 1020 1037 1185 1220 1343 1580 1830 2074 2370 2686 3111 3660 4029 4148 4740 4819 5185 5372 6222 6715 8058 9638 10370 12444 13430 14457 15555 16116 19276 20145 20740 24095 26860 28914 31110 40290 48190 57828 62220 72285 80580 81923 96380 144570 163846 201451 245769 289140 327692 402902 409615 491538 604353 805804 819230 983076 1007255 1208706 1228845 1638460 2014510 2417412 2457690 3021765 3424667 4029020 4915380 6043530 6849334 10274001 12087060 12288511 13698668 15914629 17123335 20548002 24577022 31829258 34246670 36865533 41096004 47743887 49154044 51370005 61442555 63658516 68493340 73731066 79573145 95487774 102740010 122885110 147462132 159146290 184327665 190975548 205480020 208904687 238719435 245770220 270548693 318292580 368655330 417809374 477438870 541097386 626714061 737310660 811646079 835618748 954877740 970792369 1044523435 1082194772 1253428122 1352743465 1623292158 1941584738 2089046870 2506856244 2705486930 2912377107 3133570305 3246584316 3883169476 4058230395 4178093740 4853961845 5410973860 5824754214 6267140610 8116460790 9707923690 11649508428 12534281220 14561885535 16232921580 16503470273 19415847380 29123771070 33006940546 49510410819 58247542140 66013881092 82517351365 99020821638 165034702730 198041643276 247552054095 330069405460 495104108190 990208216380
• Sum of all divisors σ(n): 3021586606080
• Sum of proper divisors (its aliquot sum) s(n): 2031378389700
• 990208216380 is an abundant number, because the sum of its proper divisors (2031378389700) is greater than itself. Its abundance is 1041170173320

Bases of 990208216380

• Binary: 1110011010001101000000100100110100111100₂
• Hexadecimal: 0xE68D024D3C
• Base-36: CMW8ELOC

Squares and roots of 990208216380

• 990208216380 squared (990208216380²) is 980512311786460900304400
• 990208216380 cubed (990208216380³) is 970911347392701899523028923066072000
• The square root of 990208216380 is 995092.0642734521
• The cube root of 990208216380 is 9967.2536056819

Scales and comparisons

• 990,208,216,380 seconds is equal to 31,485 years, 29 weeks, 5 hours, 53 minutes.
• To count from 1 to 990,208,216,380 would take you about sixty-two thousand, nine hundred seventy-one 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 990208216380 cubic inches would be around 830.6 feet tall.

Recreational maths with 990208216380

• 990208216380 backwards is 083612802099
• The number of decimal digits it has is: 12
• The sum of 990208216380's digits is 48
• More coming soon!