18642066734928

Names of 18642066734928

• Cardinal: 18642066734928 can be written as Eighteen trillion, six hundred forty-two billion, sixty-six million, seven hundred thirty-four thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8642066734928 × 10¹³

Factors of 18642066734928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 531

Divisors of 18642066734928

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 39 42 43 48 52 56 78 84 86 91 104 112 129 156 168 172 182 208 258 273 301 312 336 344 364 463 516 546 559 602 624 688 728 903 926 1032 1092 1118 1204 1389 1456 1677 1806 1852 2064 2184 2236 2408 2778 3241 3354 3612 3704 3913 4368 4472 4816 5556 6019 6482 6708 7224 7408 7826 8944 9723 11112 11739 12038 12964 13416 14448 15652 18057 19446 19909 22224 23478 24076 25928 26832 31304 36114 38892 39818 42133 46956 48152 51856 59727 62608 72228 77784 79636 84266 93912 96304 119454 126399 139363 144456 155568 159272 168532 187824 214369 238908 252798 258817 278726 288912 318544 337064 418089 428738 477816 505596 517634 557452 643107 674128 776451 836178 857476 955632 1011192 1035268 1114904 1286214 1500583 1552902 1672356 1714952 1811719 2022384 2070536 2229808 2572428 2786797 3001166 3105804 3344712 3429904 3623438 4141072 4501749 5144856 5435157 5573594 6002332 6211608 6689424 7246876 8360391 9003498 9217867 10289712 10870314 11147188 12004664 12423216 14493752 16720782 18006996 18435734 19507579 21740628 22294376 24009328 27653601 28987504 33441564 36013992 36871468 39015158 43481256 44588752 55307202 58522737 64525069 66883128 72027984 73742936 78030316 86962512 99252847 110614404 117045474 119832271 129050138 133766256 147485872 156060632 193575207 198505694 221228808 234090948 239664542 258100276 297758541 312121264 359496813 387150414 397011388 442457616 468181896 479329084 516200552 595517082 694769929 718993626 774300828 794022776 838825897 936363792 958658168 1032401104 1191034164 1290287011 1389539858 1437987252 1548601656 1588045552 1677651794 1917316336 2084309787 2382068328 2516477691 2580574022 2779079716 2875974504 3097203312 3355303588 3870861033 4168619574 4267872421 4764136656 5032955382 5161148044 5558159432 5751949008 6710607176 7741722066 8337239148 8535744842 9032009077 10065910764 10322296088 11116318864 12803617263 13421214352 15483444132 16674478296 17071489684 18064018154 20131821528 20644592176 25607234526 27096027231 29875106947 30966888264 33348956592 34142979368 36128036308 40263643056 51214469052 54192054462 55482341473 59750213894 61933776528 68285958736 72256072616 89625320841 102428938104 108384108924 110964682946 119500427788 144512145232 166447024419 179250641682 204857876208 216768217848 221929365892 239000855576 332894048838 358501283364 388376390311 433536435696 443858731784 478001711152 665788097676 717002566728 776752780622 887717463568 1165129170933 1331576195352 1434005133456 1553505561244 2330258341866 2663152390704 3107011122488 4660516683732 6214022244976 9321033367464 18642066734928
• Sum of all divisors σ(n): 60781914152960
• Sum of proper divisors (its aliquot sum) s(n): 42139847418032
• 18642066734928 is an abundant number, because the sum of its proper divisors (42139847418032) is greater than itself. Its abundance is 23497780683104

Bases of 18642066734928

• Binary: 100001111010001110001110000111111111101010000₂
• Hexadecimal: 0x10F471C3FF50
• Base-36: 6LW1P7K9C

Squares and roots of 18642066734928

• 18642066734928 squared (18642066734928²) is 347526652149509102615165184
• 18642066734928 cubed (18642066734928³) is 6478615041537257969487107727788262346752
• The square root of 18642066734928 is 4317645.9714673227
• The cube root of 18642066734928 is 26515.3900090275

Scales and comparisons

• 18,642,066,734,928 seconds is equal to 592,760 years, 3 weeks, 6 hours, 48 minutes, 48 seconds.
• To count from 1 to 18,642,066,734,928 would take you about one million, four hundred eighty-one thousand, nine hundred 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 18642066734928 cubic inches would be around 2209.6 feet tall.

Recreational maths with 18642066734928

• 18642066734928 backwards is 82943766024681
• The number of decimal digits it has is: 14
• The sum of 18642066734928's digits is 66
• More coming soon!