18195474826815

Names of 18195474826815

• Cardinal: 18195474826815 can be written as Eighteen trillion, one hundred ninety-five billion, four hundred seventy-four million, eight hundred twenty-six thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 1.8195474826815 × 10¹³

Factors of 18195474826815

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11291

Divisors of 18195474826815

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 11 13 15 31 33 39 55 65 93 121 143 155 165 195 341 363 403 429 465 605 715 1023 1209 1573 1705 1815 2015 2145 3037 3751 4433 4719 5115 6045 7865 8191 9111 11253 13299 15185 18755 22165 23595 24573 33407 39481 40955 45555 48763 56265 66495 90101 94147 100221 106483 118443 122865 146289 167035 197405 243815 253921 270303 282441 319449 367477 434291 450505 470735 501105 532415 592215 731445 761763 991111 1035617 1102431 1171313 1223911 1269605 1302873 1351515 1412205 1597245 1837385 2171455 2793131 2973333 3106851 3300973 3513939 3671733 3808815 4777201 4955555 5178085 5512155 5856565 6119555 6514365 8379393 9902919 11391787 12884443 13463021 13965655 14331603 14866665 15534255 16504865 17569695 18358665 23886005 24876067 30724441 34175361 36310703 38653329 40389063 41896965 49514595 56958935 64422215 67315105 71658015 74628201 92173323 108932109 124380335 148093231 153622205 170876805 181553515 193266645 201945315 273636737 323388871 373141005 399417733 444279693 460866615 544660545 740466155 771158077 820910211 970166613 1198253199 1368183685 1616944355 1997088665 2221398465 2313474231 3010004107 3557277581 3855790385 4104551055 4850833065 5991265995 8482738847 9030012321 10025055001 10671832743 11567371155 15050020535 17786387905 25448216541 30075165003 39130053391 42413694235 45150061605 50125275005 53359163715 93310127317 110275605011 117390160173 127241082705 150375825015 195650266955 279930381951 330826815033 466550636585 551378025055 586950800865 1213031655121 1399651909755 1654134075165 3639094965363 6065158275605 18195474826815
• Sum of all divisors σ(n): 35589231476736
• Sum of proper divisors (its aliquot sum) s(n): 17393756649921
• 18195474826815 is a deficient number, because the sum of its proper divisors (17393756649921) is less than itself. Its deficiency is 801718176894

Bases of 18195474826815

• Binary: 100001000110001110110110100000100011000111111₂
• Hexadecimal: 0x108C76D0463F
• Base-36: 6G6VVX2KF

Squares and roots of 18195474826815

• 18195474826815 squared (18195474826815²) is 331075304173258354243044225
• 18195474826815 cubed (18195474826815³) is 6024072362864641499924707040300260893375
• The square root of 18195474826815 is 4265615.4100920773
• The cube root of 18195474826815 is 26301.9409126343

Scales and comparisons

• 18,195,474,826,815 seconds is equal to 578,559 years, 42 weeks, 3 days, 11 hours, 15 seconds.
• To count from 1 to 18,195,474,826,815 would take you about one million, four hundred forty-six thousand, three hundred ninety-nine 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 18195474826815 cubic inches would be around 2191.8 feet tall.

Recreational maths with 18195474826815

• 18195474826815 backwards is 51862847459181
• The number of decimal digits it has is: 14
• The sum of 18195474826815's digits is 69
• More coming soon!