18144155378475

Names of 18144155378475

• Cardinal: 18144155378475 can be written as Eighteen trillion, one hundred forty-four billion, one hundred fifty-five million, three hundred seventy-eight thousand, four hundred seventy-five.

Scientific notation

• Scientific notation: 1.8144155378475 × 10¹³

Factors of 18144155378475

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 395

Divisors of 18144155378475

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 7 9 15 21 25 35 43 45 49 63 75 105 129 147 175 215 225 245 301 315 337 387 441 525 645 735 903 1011 1075 1225 1505 1575 1685 1935 2107 2205 2359 2709 3033 3225 3675 4515 5055 6321 7077 7525 8425 9675 10535 11025 11795 13545 14491 15165 16513 18963 21231 22575 25275 31605 35385 43473 49539 52675 58975 67725 72455 75825 82565 94815 101437 106155 113569 130419 148617 158025 176925 217365 247695 304311 340707 362275 412825 474075 507185 530775 567845 652095 710059 743085 794983 912933 1022121 1086825 1238475 1521555 1703535 2130177 2384949 2535925 2839225 3260475 3550295 3715425 3974915 4564665 4883467 5110605 5564881 6390531 7154847 7607775 8517675 10650885 11924745 14650401 16694643 17751475 19874575 22823325 24417335 25553025 27824405 31952655 34184269 35774235 38272753 43951203 50083929 53254425 59623725 73252005 83473215 102552807 114818259 122086675 139122025 159763275 170921345 178871175 191363765 219756015 239289883 250419645 267909271 307658421 344454777 366260025 417366075 512764035 574091295 717869649 803727813 854606725 956818825 1098780075 1196449415 1252098225 1339546355 1538292105 1645728379 1722273885 1875364897 2153608947 2411183439 2563820175 2870456475 3589348245 4018639065 4937185137 5626094691 5982247075 6697731775 7691460525 8228641895 8611369425 9376824485 10768044735 11520098653 12055917195 14811555411 16878284073 17946741225 20093195325 24685925685 28130473455 34560295959 41143209475 46884122425 53840223675 57600493265 60279585975 74057777055 80640690571 84391420365 103680887877 123429628425 140652367275 172801479795 241922071713 288002466325 370288885275 403203452855 421957101825 518404439385 725766215139 864007398975 1209610358565 2016017264275 2592022196925 3628831075695 6048051792825 18144155378475
• Sum of all divisors σ(n): 38798318541840
• Sum of proper divisors (its aliquot sum) s(n): 20654163163365
• 18144155378475 is an abundant number, because the sum of its proper divisors (20654163163365) is greater than itself. Its abundance is 2510007784890

Bases of 18144155378475

• Binary: 100001000000010000011111011111010001100101011₂
• Hexadecimal: 0x108083EFA32B
• Base-36: 6FJB5N6SR

Squares and roots of 18144155378475

• 18144155378475 squared (18144155378475²) is 329210374398243270493325625
• 18144155378475 cubed (18144155378475³) is 5973244185287654077912948405433290921875
• The square root of 18144155378475 is 4259595.6825120149
• The cube root of 18144155378475 is 26277.1898482629

Scales and comparisons

• 18,144,155,378,475 seconds is equal to 576,928 years, 6 days, 8 hours, 41 minutes, 15 seconds.
• To count from 1 to 18,144,155,378,475 would take you about one million, four hundred forty-two thousand, three hundred twenty 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 18144155378475 cubic inches would be around 2189.8 feet tall.

Recreational maths with 18144155378475

• 18144155378475 backwards is 57487355144181
• 18144155378475 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18144155378475's digits is 63
• More coming soon!