20288483820

Names of 20288483820

• Cardinal: 20288483820 can be written as Twenty billion, two hundred eighty-eight million, four hundred eighty-three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.028848382 × 10¹⁰

Factors of 20288483820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 402

Divisors of 20288483820

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 31 33 36 44 45 55 60 62 66 90 93 99 110 121 124 132 151 155 165 180 186 198 199 220 242 279 302 310 330 341 363 372 396 398 453 465 484 495 558 597 604 605 620 660 682 726 755 796 906 930 990 995 1023 1089 1116 1194 1210 1359 1364 1395 1452 1510 1661 1705 1791 1812 1815 1860 1980 1990 2046 2178 2189 2265 2388 2420 2718 2790 2985 3020 3069 3322 3410 3582 3630 3751 3980 4092 4356 4378 4530 4681 4983 5115 5436 5445 5580 5970 6138 6169 6567 6644 6795 6820 7164 7260 7502 8305 8756 8955 9060 9362 9966 10230 10890 10945 11253 11940 12276 12338 13134 13590 14043 14949 15004 15345 16610 17910 18271 18507 18724 18755 19701 19932 20460 21780 21890 22506 23405 24079 24676 24915 26268 27180 28086 29898 30049 30690 30845 32835 33220 33759 35820 36542 37014 37510 39402 42129 43780 45012 46810 48158 49830 51491 54813 55521 56172 56265 59796 60098 61380 61690 65670 67518 67859 70215 72237 73084 74028 74745 75020 78804 84258 90147 91355 92535 93620 96316 98505 99660 102982 109626 111042 112530 120196 120395 123380 131340 135036 135718 140430 144474 149490 150245 154473 164439 168516 168795 180294 182710 185070 197010 203577 205964 210645 216711 219252 222084 225060 240790 257455 270441 271436 274065 277605 280860 288948 298980 300490 308946 328878 330539 337590 339295 360588 361185 365420 370140 394020 407154 421290 433422 450735 463419 481580 514910 540882 548130 555210 566401 600980 610731 617892 657756 661078 675180 678590 722370 746449 772365 814308 822195 842580 866844 901470 926838 931519 991617 1017885 1029820 1081764 1083555 1096260 1110420 1132802 1221462 1322156 1352205 1357180 1444740 1492898 1544730 1644390 1652695 1699203 1802940 1853676 1863038 1983234 2035770 2167110 2239347 2265604 2317095 2442924 2704410 2794557 2832005 2974851 2985796 3053655 3089460 3288780 3305390 3398406 3635929 3726076 3732245 3966468 4071540 4334220 4478694 4634190 4657595 4958085 5097609 5408820 5589114 5664010 5949702 6107310 6610780 6718041 6796812 7271858 7464490 8383671 8496015 8957388 9268380 9315190 9916170 10195218 10246709 10907787 11178228 11196735 11328020 11899404 12214620 13436082 13972785 14543716 14874255 14928980 16767342 16992030 18179645 18630380 19832340 20390436 20493418 21815574 22393470 25488045 26872164 27945570 29748510 30740127 32723361 33534684 33590205 33984060 36359290 40986836 41918355 43631148 44786940 50976090 51233545 54538935 55891140 59497020 61480254 65446722 67180410 72718580 83836710 92220381 101952180 102467090 109077870 112713799 122960508 130893444 134360820 153700635 163616805 167673420 184440762 204934180 218155740 225427598 307401270 327233610 338141397 368881524 450855196 461101905 563568995 614802540 654467220 676282794 922203810 1014424191 1127137990 1352565588 1690706985 1844407620 2028848382 2254275980 3381413970 4057696764 5072120955 6762827940 10144241910 20288483820
• Sum of all divisors σ(n): 70642790400
• Sum of proper divisors (its aliquot sum) s(n): 50354306580
• 20288483820 is an abundant number, because the sum of its proper divisors (50354306580) is greater than itself. Its abundance is 30065822760

Bases of 20288483820

• Binary: 10010111001010010011011000111101100₂
• Hexadecimal: 0x4B949B1EC
• Base-36: 9BJ8MB0

Squares and roots of 20288483820

• 20288483820 squared (20288483820²) is 411622575714401792400
• 20288483820 cubed (20288483820³) is 8351197967328365706086398968000
• The square root of 20288483820 is 142437.6488853983
• The cube root of 20288483820 is 2727.4064568911

Scales and comparisons

• 20,288,483,820 seconds is equal to 645 years, 5 weeks, 5 days, 9 hours, 57 minutes.
• To count from 1 to 20,288,483,820 would take you about one thousand, two 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 20288483820 cubic inches would be around 227.3 feet tall.

Recreational maths with 20288483820

• 20288483820 backwards is 02838488202
• 20288483820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20288483820's digits is 45
• More coming soon!