20387321460

Names of 20387321460

• Cardinal: 20387321460 can be written as Twenty billion, three hundred eighty-seven million, three hundred twenty-one thousand, four hundred sixty.

Scientific notation

• Scientific notation: 2.038732146 × 10¹⁰

Factors of 20387321460

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4745

Divisors of 20387321460

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 33 36 44 45 54 55 60 66 67 90 99 108 110 121 132 134 135 165 180 198 201 220 242 268 270 297 330 335 363 396 402 484 495 540 594 603 605 660 670 726 737 804 990 1005 1089 1188 1206 1210 1340 1452 1474 1485 1809 1815 1980 2010 2178 2211 2412 2420 2948 2970 3015 3267 3618 3630 3685 4020 4356 4422 4657 5445 5940 6030 6534 6633 7236 7260 7370 8107 8844 9045 9314 10890 11055 12060 13068 13266 13971 14740 16214 16335 18090 18628 19899 21780 22110 23285 24321 26532 27942 32428 32670 33165 36180 39798 40535 41913 44220 46570 48642 51227 55884 65340 66330 69855 72963 79596 81070 83826 93140 97284 99495 102454 121605 125739 132660 139710 145926 153681 162140 167652 198990 204908 209565 218889 243210 251478 256135 279420 291852 307362 312019 364815 397980 419130 437778 461043 486420 502956 512270 563497 614724 624038 628695 729630 768405 838260 875556 922086 936057 1024540 1094445 1126994 1248076 1257390 1383129 1459260 1536810 1560095 1690491 1844172 1872114 2188890 2253988 2305215 2514780 2766258 2808171 2817485 3073620 3120190 3380982 3432209 3744228 4377780 4610430 4680285 5071473 5532516 5616342 5634970 6240380 6761964 6864418 6915645 8424513 8452455 9220860 9360570 10142946 10296627 11232684 11269940 13728836 13831290 14040855 15214419 16849026 16904910 17161045 18721140 20285892 20593254 25357365 27662580 28081710 30428838 30889881 33698052 33809820 34322090 37754299 41186508 42122565 50714730 51483135 56163420 60857676 61779762 68644180 75508598 76072095 84245130 92669643 101429460 102966270 113262897 123559524 151017196 152144190 154449405 168490260 185339286 188771495 205932540 226525794 304288380 308898810 339788691 370678572 377542990 453051588 463348215 566314485 617797620 679577382 755085980 926696430 1019366073 1132628970 1359154764 1698943455 1853392860 2038732146 2265257940 3397886910 4077464292 5096830365 6795773820 10193660730 20387321460
• Sum of all divisors σ(n): 70773279360
• Sum of proper divisors (its aliquot sum) s(n): 50385957900
• 20387321460 is an abundant number, because the sum of its proper divisors (50385957900) is greater than itself. Its abundance is 29998636440

Bases of 20387321460

• Binary: 10010111111001011011101011001110100₂
• Hexadecimal: 0x4BF2DD674
• Base-36: 9D631X0

Squares and roots of 20387321460

• 20387321460 squared (20387321460²) is 415642876313376531600
• 20387321460 cubed (20387321460³) is 8473844931959827047749048136000
• The square root of 20387321460 is 142784.1779049767
• The cube root of 20387321460 is 2731.8282404217

Scales and comparisons

• 20,387,321,460 seconds is equal to 648 years, 13 weeks, 1 day, 8 hours, 51 minutes.
• To count from 1 to 20,387,321,460 would take you about one thousand, two hundred ninety-six 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 20387321460 cubic inches would be around 227.7 feet tall.

Recreational maths with 20387321460

• 20387321460 backwards is 06412378302
• 20387321460 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20387321460's digits is 36
• More coming soon!