990271171709820

Names of 990271171709820

• Cardinal: 990271171709820 can be written as Nine hundred ninety trillion, two hundred seventy-one billion, one hundred seventy-one million, seven hundred nine thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 9.9027117170982 × 10¹⁴

Factors of 990271171709820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 785144398

Divisors of 990271171709820

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 13 14 15 18 20 21 22 26 28 30 33 35 36 39 42 44 45 49 52 55 60 63 65 66 70 77 78 84 90 91 98 99 105 110 117 126 130 132 140 143 147 154 156 165 180 182 195 196 198 210 220 231 234 245 252 260 273 286 294 308 315 330 364 385 390 396 420 429 441 455 462 468 490 495 539 546 572 585 588 630 637 660 693 715 735 770 780 819 858 882 910 924 980 990 1001 1078 1092 1155 1170 1260 1274 1287 1365 1386 1430 1470 1540 1617 1638 1716 1764 1820 1911 1980 2002 2145 2156 2205 2310 2340 2548 2574 2695 2730 2772 2860 2940 3003 3185 3234 3276 3465 3822 4004 4095 4290 4410 4620 4851 5005 5148 5390 5460 5733 6006 6370 6435 6468 6930 7007 7644 8085 8190 8580 8820 9009 9555 9702 10010 10780 11466 12012 12740 12870 13860 14014 15015 16170 16380 18018 19110 19404 20020 21021 22932 24255 25740 28028 28665 30030 32340 35035 36036 38220 42042 45045 48510 57330 60060 63063 70070 84084 90090 97020 105105 114660 126126 140140 180180 210210 252252 315315 420420 630630 1261260 785144357 1570288714 2355433071 3140577428 3925721785 4710866142 5496010499 7066299213 7851443570 8636587927 9421732284 10206876641 10992020998 11777165355 14132598426 15702887140 16488031497 17273175854 20413753282 21984041996 23554330710 25909763781 27480052495 28265196852 30620629923 32976062994 34546351708 35331496065 38472073493 40827506564 43182939635 47108661420 49464094491 51034383205 51819527562 54960104990 60456115489 61241259846 65952125988 70662992130 71448136487 76944146986 77729291343 82440157485 86365879270 91861889769 98928188982 102068766410 103639055124 109920209980 112275643051 115416220479 120912230978 122482519692 129548818905 141325984260 142896272974 153103149615 153888293972 155458582686 164880314970 172731758540 181368346467 183723779538 192360367465 197856377964 204137532820 214344409461 224551286102 230832440958 241824461956 247320472455 259097637810 285792545948 302280577445 306206299230 310917165372 329760629940 336826929153 346248661437 357240682435 362736692934 367447559076 384720734930 388646456715 423192808423 428688818922 449102572204 459309448845 461664881916 494640944910 500136955409 518195275620 544105039401 561378215255 577081102395 604561154890 612412598460 643033228383 673653858306 692497322874 714481364870 725473385868 769441469860 777292913430 785929501357 846385616846 857377637844 906841732335 918618897690 989281889820 1000273910818 1010480787459 1071722047305 1088210078802 1122756430510 1154162204790 1209122309780 1269578425269 1286066456766 1347307716612 1384994645748 1428962729740 1500410866227 1554585826860 1571859002714 1684134645765 1692771233692 1731243307185 1813683464670 1837237795380 2000547821636 2020961574918 2115964042115 2143444094610 2176420157604 2245512861020 2308324409580 2357788504071 2500684777045 2539156850538 2572132913532 2720525197005 3000821732454 3143718005428 3215166141915 3368269291530 3462486614370 3627366929340 3808735275807 3929647506785 4041923149836 4231928084230 4286888189220 4501232598681 4715577008142 5001369554090 5052403937295 5078313701076 5441050394010 5501506509499 6001643464908 6347892126345 6430332283830 6736538583060 6924973228740 7073365512213 7502054331135 7617470551614 7859295013570 8463856168460 9002465197362 9431154016284 10002739108180 10104807874590 10882100788020 11003013018998 11788942520355 12695784252690 12860664567660 14146731024426 15004108662270 15234941103228 15718590027140 16504519528497 18004930394724 19043676379035 20209615749180 22006026037996 22506162993405 23577885040710 25391568505380 27507532547495 28293462048852 30008217324540 33009039056994 35366827561065 38087352758070 45012325986810 47155770081420 49513558585491 55015065094990 66018078113988 70733655122130 76174705516140 82522597642485 90024651973620 99027117170982 110030130189980 141467310244260 165045195284970 198054234341964 247567792927455 330090390569940 495135585854910 990271171709820
• Sum of all divisors σ(n): 4105124135225568
• Sum of proper divisors (its aliquot sum) s(n): 3114852963515748
• 990271171709820 is an abundant number, because the sum of its proper divisors (3114852963515748) is greater than itself. Its abundance is 2124581791805928

Bases of 990271171709820

• Binary: 11100001001010010101111001011010111100101101111100₂
• Hexadecimal: 0x384A5796BCB7C
• Base-36: 9R0SANLBB0

Squares and roots of 990271171709820

• 990271171709820 squared (990271171709820²) is 980636993519539806702284432400
• 990271171709820 cubed (990271171709820³) is 971096544594589846504224598841233876206168000
• The square root of 990271171709820 is 31468574.3514036557
• The cube root of 990271171709820 is 99674.6483345881

Scales and comparisons

• 990,271,171,709,820 seconds is equal to 31,487,560 years, 7 weeks, 5 days, 18 hours, 57 minutes.
• To count from 1 to 990,271,171,709,820 would take you about seventy-eight million, seven hundred eighteen thousand, nine hundred 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 990271171709820 cubic inches would be around 8306.2 feet tall.

Recreational maths with 990271171709820

• 990271171709820 backwards is 028907171172099
• 990271171709820 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 990271171709820's digits is 63
• More coming soon!