20673290385

Names of 20673290385

• Cardinal: 20673290385 can be written as Twenty billion, six hundred seventy-three million, two hundred ninety thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 2.0673290385 × 10¹⁰

Factors of 20673290385

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 226

Divisors of 20673290385

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 11 15 17 19 31 33 43 45 51 55 57 85 93 95 97 99 129 153 155 165 171 187 209 215 255 279 285 291 323 341 387 465 473 485 495 527 561 589 627 645 731 765 817 855 873 935 969 1023 1045 1067 1333 1395 1419 1455 1581 1615 1649 1683 1705 1767 1843 1881 1935 2193 2365 2451 2635 2805 2907 2945 3007 3069 3135 3201 3553 3655 3999 4085 4171 4257 4365 4743 4845 4947 5115 5301 5335 5529 5797 6479 6579 6665 7095 7353 7905 8041 8245 8415 8835 8987 9021 9215 9405 9603 10013 10659 10965 11997 12255 12513 13889 14535 14663 14841 15035 15345 16005 16587 17391 17765 18139 19437 19995 20273 20855 21285 22661 23715 24123 24735 25327 26505 26961 27063 27645 28985 30039 31331 31977 32395 32895 33077 36765 37539 40205 41667 43989 44935 45105 45881 48015 50065 51119 52173 53295 54417 57133 58311 59985 60819 62565 67983 69445 70907 72369 73315 74205 75981 79249 80883 82935 86955 90117 90695 93993 97185 99231 101365 110143 113305 120615 125001 126635 129301 131967 134805 135315 137643 150195 152779 153357 156655 159885 163251 165385 171399 182457 187695 203949 208335 212721 219945 227943 229405 237747 249271 255595 260865 272085 278597 281979 285665 291555 297693 304095 330429 339915 344641 354535 361845 379905 387903 396245 404415 412929 430559 450585 458337 460071 469965 496155 514197 550715 562309 625005 628463 638163 646505 659835 688215 713241 747813 763895 766785 779977 816255 835791 856995 871739 912285 971261 991287 1019745 1033923 1063605 1139715 1163709 1188735 1246355 1291677 1347233 1375011 1392985 1409895 1422311 1488465 1652145 1686927 1723205 1885389 1939515 2064645 2152795 2198117 2243439 2291685 2300355 2339931 2456719 2507373 2570985 2615217 2811545 2913783 3101769 3142315 3190815 3566205 3739065 3875031 3899885 4041699 4178955 4266933 4358695 4736149 4856305 4956435 5060781 5169615 5656167 5818545 6458385 6594351 6736165 6875055 7019793 7111555 7370157 7845651 8434635 8741349 9426945 10683871 10990585 11217195 11699655 12125097 12283595 12536865 12800799 13076085 14208447 14568915 14819563 15508845 19375155 19783053 20208495 21334665 22110471 23680745 24179287 25303905 27023909 28280835 32051613 32971755 35098965 36850785 39228255 41764223 42625341 43706745 44458689 53419355 60625485 64003995 71042235 72537861 74097815 81071727 96154839 98915265 110552355 120896435 125292669 133376067 135119545 160258065 208821115 213126705 217613583 222293445 243215181 362689305 375878007 405358635 459406453 480774195 626463345 666880335 1088067915 1216075905 1378219359 1879390035 2297032265 4134658077 6891096795 20673290385
• Sum of all divisors σ(n): 46495088640
• Sum of proper divisors (its aliquot sum) s(n): 25821798255
• 20673290385 is an abundant number, because the sum of its proper divisors (25821798255) is greater than itself. Its abundance is 5148507870

Bases of 20673290385

• Binary: 10011010000001110010110000010010001₂
• Hexadecimal: 0x4D0396091
• Base-36: 9HWCCY9

Squares and roots of 20673290385

• 20673290385 squared (20673290385²) is 427384935342533448225
• 20673290385 cubed (20673290385³) is 8835452874510643416730787816625
• The square root of 20673290385 is 143782.0934087413
• The cube root of 20673290385 is 2744.5419184441

Scales and comparisons

• 20,673,290,385 seconds is equal to 657 years, 18 weeks, 4 hours, 39 minutes, 45 seconds.
• To count from 1 to 20,673,290,385 would take you about one thousand, three hundred fourteen 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 20673290385 cubic inches would be around 228.7 feet tall.

Recreational maths with 20673290385

• 20673290385 backwards is 58309237602
• 20673290385 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20673290385's digits is 45
• More coming soon!