20973662490

Names of 20973662490

• Cardinal: 20973662490 can be written as Twenty billion, nine hundred seventy-three million, six hundred sixty-two thousand, four hundred ninety.

Scientific notation

• Scientific notation: 2.097366249 × 10¹⁰

Factors of 20973662490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1308

Divisors of 20973662490

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 239 330 431 478 617 717 862 1195 1234 1293 1434 1851 2155 2390 2586 2629 3085 3585 3702 4310 4741 5258 6170 6465 6787 7170 7887 9255 9482 12930 13145 13574 14223 15774 18510 20361 23705 26290 28446 33935 39435 40722 47410 67870 71115 78870 101805 103009 142230 147463 203610 206018 265927 294926 309027 442389 515045 531854 618054 737315 797781 884778 1030090 1133099 1329635 1474630 1545135 1595562 1622093 2211945 2266198 2659270 2925197 3090270 3244186 3399297 3988905 4423890 4866279 5665495 5850394 6798594 7977810 8110465 8775591 9732558 11330990 14625985 16220930 16996485 17551182 24331395 29251970 33992970 43877955 48662790 63556553 87755910 127113106 190669659 317782765 381339318 635565530 699122083 953348295 1398244166 1906696590 2097366249 3495610415 4194732498 6991220830 10486831245 20973662490
• Sum of all divisors σ(n): 55360143360
• Sum of proper divisors (its aliquot sum) s(n): 34386480870
• 20973662490 is an abundant number, because the sum of its proper divisors (34386480870) is greater than itself. Its abundance is 13412818380

Bases of 20973662490

• Binary: 10011100010001000001011000100011010₂
• Hexadecimal: 0x4E220B11A
• Base-36: 9MV6DJU

Squares and roots of 20973662490

• 20973662490 squared (20973662490²) is 439894518244433000100
• 20973662490 cubed (20973662490³) is 9226199156859885065515536249000
• The square root of 20973662490 is 144822.8659086679
• The cube root of 20973662490 is 2757.7703098487

Scales and comparisons

• 20,973,662,490 seconds is equal to 666 years, 46 weeks, 4 days, 17 hours, 21 minutes, 30 seconds.
• To count from 1 to 20,973,662,490 would take you about one thousand, three hundred thirty-three 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 20973662490 cubic inches would be around 229.8 feet tall.

Recreational maths with 20973662490

• 20973662490 backwards is 09426637902
• The number of decimal digits it has is: 11
• The sum of 20973662490's digits is 48
• More coming soon!