20338972290

Names of 20338972290

• Cardinal: 20338972290 can be written as Twenty billion, three hundred thirty-eight million, nine hundred seventy-two thousand, two hundred ninety.

Scientific notation

• Scientific notation: 2.033897229 × 10¹⁰

Factors of 20338972290

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3508

Divisors of 20338972290

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 30 35 39 42 45 54 63 65 70 78 90 91 105 117 126 130 135 182 189 195 210 234 257 270 273 315 351 378 390 455 514 546 585 630 702 771 819 910 945 1170 1285 1365 1542 1638 1755 1799 1890 2313 2457 2570 2730 3221 3341 3510 3598 3855 4095 4626 4914 5397 6442 6682 6939 7710 8190 8995 9663 10023 10794 11565 12285 13878 16105 16191 16705 17990 19326 20046 22547 23130 23387 24570 26985 28989 30069 32210 32382 33410 34695 41873 45094 46774 48315 48573 50115 53970 57978 60138 67641 69390 70161 80955 83746 86967 90207 96630 97146 100230 112735 116935 125619 135282 140322 144945 150345 161910 173934 180414 202923 209365 210483 225470 233870 242865 251238 289890 293111 300690 338205 350805 376857 405846 418730 420966 434835 451035 485730 586222 608769 628095 631449 676410 701610 753714 827797 869670 879333 902070 1014615 1052415 1130571 1217538 1256190 1262898 1465555 1655594 1758666 1884285 2029230 2104830 2261142 2483391 2637999 2931110 3043845 3157245 3768570 4138985 4396665 4966782 5275998 5652855 5794579 6087690 6314490 7450173 7913997 8277970 8793330 10761361 11305710 11589158 12416955 13189995 14900346 15827994 17383737 21522722 22350519 24833910 26379990 28972895 32284083 34767474 37250865 39569985 44701038 52151211 53806805 57945790 64568166 74501730 75329527 79139970 86918685 96852249 104302422 107613610 111752595 150659054 156453633 161420415 173837370 193704498 223505190 225988581 260756055 290556747 312907266 322840830 376647635 451977162 484261245 521512110 581113494 677965743 753295270 782268165 968522490 1129942905 1355931486 1452783735 1564536330 2033897229 2259885810 2905567470 3389828715 4067794458 6779657430 10169486145 20338972290
• Sum of all divisors σ(n): 67034096640
• Sum of proper divisors (its aliquot sum) s(n): 46695124350
• 20338972290 is an abundant number, because the sum of its proper divisors (46695124350) is greater than itself. Its abundance is 26356152060

Bases of 20338972290

• Binary: 10010111100010011000001011010000010₂
• Hexadecimal: 0x4BC4C1682
• Base-36: 9CDARGI

Squares and roots of 20338972290

• 20338972290 squared (20338972290²) is 413673793813387844100
• 20338972290 cubed (20338972290³) is 8413699829469668792172739989000
• The square root of 20338972290 is 142614.7688354891
• The cube root of 20338972290 is 2729.6669923481

Scales and comparisons

• 20,338,972,290 seconds is equal to 646 years, 37 weeks, 1 day, 18 hours, 31 minutes, 30 seconds.
• To count from 1 to 20,338,972,290 would take you about one thousand, two hundred ninety-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 20338972290 cubic inches would be around 227.5 feet tall.

Recreational maths with 20338972290

• 20338972290 backwards is 09227983302
• 20338972290 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20338972290's digits is 45
• More coming soon!