20831148900

Names of 20831148900

• Cardinal: 20831148900 can be written as Twenty billion, eight hundred thirty-one million, one hundred forty-eight thousand, nine hundred.

Scientific notation

• Scientific notation: 2.08311489 × 10¹⁰

Factors of 20831148900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 310

Divisors of 20831148900

• Number of divisors d(n): 243
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 25 30 34 36 45 50 51 60 68 75 85 90 100 102 150 153 170 180 204 225 255 283 289 300 306 340 425 450 510 566 578 612 765 849 850 867 900 1020 1132 1156 1275 1415 1445 1530 1698 1700 1734 2547 2550 2601 2830 2890 3060 3396 3468 3825 4245 4335 4811 5094 5100 5202 5660 5780 7075 7225 7650 8490 8670 9622 10188 10404 12735 13005 14150 14433 14450 15300 16980 17340 19244 21225 21675 24055 25470 26010 28300 28866 28900 42450 43299 43350 48110 50940 52020 57732 63675 65025 72165 80089 81787 84900 86598 86700 96220 120275 127350 130050 144330 160178 163574 173196 216495 240267 240550 245361 254700 260100 288660 320356 327148 360825 400445 408935 432990 480534 481100 490722 720801 721650 736083 800890 817870 865980 961068 981444 1082475 1201335 1226805 1361513 1441602 1443300 1472166 1601780 1635740 2002225 2044675 2164950 2402670 2453610 2723026 2883204 2944332 3604005 3680415 4004450 4084539 4089350 4329900 4805340 4907220 5446052 6006675 6134025 6807565 7208010 7360830 8008900 8169078 8178700 12013350 12253617 12268050 13615130 14416020 14721660 16338156 18020025 18402075 20422695 23145721 24026700 24507234 24536100 27230260 34037825 36040050 36804150 40845390 46291442 49014468 61268085 68075650 69437163 72080100 73608300 81690780 92582884 102113475 115728605 122536170 136151300 138874326 204226950 208311489 231457210 245072340 277748652 306340425 347185815 408453900 416622978 462914420 578643025 612680850 694371630 833245956 1041557445 1157286050 1225361700 1388743260 1735929075 2083114890 2314572100 3471858150 4166229780 5207787225 6943716300 10415574450 20831148900
• Sum of all divisors σ(n): 69606795531
• Sum of proper divisors (its aliquot sum) s(n): 48775646631
• 20831148900 is an abundant number, because the sum of its proper divisors (48775646631) is greater than itself. Its abundance is 27944497731

Bases of 20831148900

• Binary: 10011011001101000100001101101100100₂
• Hexadecimal: 0x4D9A21B64
• Base-36: 9KIBTD0

Squares and roots of 20831148900

• 20831148900 squared (20831148900²) is 433936764493971210000
• 20831148900 cubed (20831148900³) is 9039401354358147427823169000000
• 20831148900 is a perfect square number. Its square root is 144330
• The cube root of 20831148900 is 2751.5098661847

Scales and comparisons

• 20,831,148,900 seconds is equal to 662 years, 19 weeks, 6 hours, 15 minutes.
• To count from 1 to 20,831,148,900 would take you about one thousand, three hundred twenty-four 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 20831148900 cubic inches would be around 229.3 feet tall.

Recreational maths with 20831148900

• 20831148900 backwards is 00984113802
• 20831148900 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20831148900's digits is 36
• More coming soon!