990221248280

Names of 990221248280

• Cardinal: 990221248280 can be written as Nine hundred ninety billion, two hundred twenty-one million, two hundred forty-eight thousand, two hundred eighty.

Scientific notation

• Scientific notation: 9.9022124828 × 10¹¹

Factors of 990221248280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 764

Divisors of 990221248280

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 37 40 44 55 74 88 110 121 148 185 220 242 296 370 407 440 484 605 709 740 814 968 1210 1331 1418 1480 1628 2035 2420 2662 2836 3256 3545 4070 4477 4840 5324 5672 6655 7090 7799 8140 8954 10648 13310 14180 15598 16280 17908 22385 26233 26620 28360 31196 35816 38995 44770 49247 52466 53240 62392 77990 85789 89540 98494 104932 131165 155980 171578 179080 196988 209864 246235 262330 288563 311960 343156 393976 428945 492470 502681 524660 577126 686312 857890 943679 984940 1005362 1049320 1154252 1442815 1715780 1887358 1969880 2010724 2308504 2513405 2885630 3174193 3431560 3774716 4021448 4718395 5026810 5529491 5771260 6348386 7549432 9436790 10053620 11058982 11542520 12696772 15870965 18599197 18873580 20107240 22117964 25393544 27647455 31741930 34916123 37198394 37747160 44235928 55294910 60824401 63483860 69832246 74396788 92995985 110589820 121648802 126967720 139664492 148793576 174580615 185991970 204591167 221179640 243297604 279328984 304122005 349161230 371983940 409182334 486595208 608244010 669068411 698322460 743967880 818364668 1022955835 1216488020 1338136822 1396644920 1636729336 2045911670 2250502837 2432976040 2676273644 3345342055 4091823340 4501005674 5352547288 6690684110 8183646680 9002011348 11252514185 13381368220 18004022696 22505028370 24755531207 26762736440 45010056740 49511062414 90020113480 99022124828 123777656035 198044249656 247555312070 495110624140 990221248280
• Sum of all divisors σ(n): 2520418330080
• Sum of proper divisors (its aliquot sum) s(n): 1530197081800
• 990221248280 is an abundant number, because the sum of its proper divisors (1530197081800) is greater than itself. Its abundance is 539975833520

Bases of 990221248280

• Binary: 1110011010001101110010010010011100011000₂
• Hexadecimal: 0xE68DC92718
• Base-36: CMWG5X5K

Squares and roots of 990221248280

• 990221248280 squared (990221248280²) is 980538120545201402958400
• 990221248280 cubed (990221248280³) is 970949681712394447401474132911552000
• The square root of 990221248280 is 995098.6123395009
• The cube root of 990221248280 is 9967.2973310589

Scales and comparisons

• 990,221,248,280 seconds is equal to 31,485 years, 50 weeks, 4 days, 1 hour, 51 minutes, 20 seconds.
• To count from 1 to 990,221,248,280 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 990221248280 cubic inches would be around 830.6 feet tall.

Recreational maths with 990221248280

• 990221248280 backwards is 082842122099
• The number of decimal digits it has is: 12
• The sum of 990221248280's digits is 47
• More coming soon!