18748833969989799

Names of 18748833969989799

• Cardinal: 18748833969989799 can be written as Eighteen quadrillion, seven hundred forty-eight trillion, eight hundred thirty-three billion, nine hundred sixty-nine million, nine hundred eighty-nine thousand, seven hundred ninety-nine.

Scientific notation

• Scientific notation: 1.8748833969989799 × 10¹⁶

Factors of 18748833969989799

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8029

Divisors of 18748833969989799

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 9 13 19 39 57 61 117 169 171 183 247 507 549 741 793 1159 1521 2197 2223 2379 3211 3477 6591 7137 7933 9633 10309 10431 15067 19773 23799 28561 28899 30927 41743 45201 71397 85683 92781 103129 125229 134017 135603 150727 195871 257049 309387 375687 402051 452181 483913 542659 587613 928161 1206153 1340677 1356543 1451739 1627977 1742221 1762839 1959451 2546323 4022031 4355217 4883931 5226663 5878353 6290869 7638969 9194347 12066093 15679989 17428801 17635059 18872607 22916907 25472863 27583041 33102199 52286403 56617821 62932489 76418589 81781297 82749123 99306597 119526511 156859209 188797467 226574413 229255767 245343891 297919791 331147219 358579533 566392401 679723239 736031673 818122357 993441657 1063156861 1075738599 1195717291 1553844643 2039169717 2454367071 2980324971 3189470583 3587151873 3838881829 4304913847 4661533929 7363101213 9568411749 10635590641 10761455619 11516645487 12914741541 13821039193 13984601787 15544324783 20199980359 31906771923 34549936461 38744224623 41463117579 46632974349 49905463777 60599941077 72938754751 95720315769 124389352737 138262678333 139898923047 149716391331 181799823231 202076222179 218816264253 262599744667 414788034999 449149173993 606228666537 648771029101 656448792759 787799234001 948203811763 1244364104997 1797414818329 1818685999611 1946313087303 2363397702003 2626990888327 2844611435289 5392244454987 5838939261909 7880972664981 8434023378313 8533834305867 12326649552919 16176733364961 23642917994943 25302070134939 34150881548251 36979948658757 75906210404817 102452644644753 109642303918069 110939845976271 160246444187947 307357933934259 328926911754207 480739332563841 986780735262621 1442217997691523 2083203774443311 6249611323329933 18748833969989799
• Sum of all divisors σ(n): 31392726804053160
• Sum of proper divisors (its aliquot sum) s(n): 12643892834063361
• 18748833969989799 is a deficient number, because the sum of its proper divisors (12643892834063361) is less than itself. Its deficiency is 6104941135926438

Bases of 18748833969989799

• Binary: 1000010100110111111011100010100101110111110100010100111₂
• Hexadecimal: 0x429BF714BBE8A7
• Base-36: 54LWNF56MJR

Squares and roots of 18748833969989799

• 18748833969989799 squared (18748833969989799²) is 351518775234243447189344164060401
• 18748833969989799 cubed (18748833969989799³) is 6590567154200992406887312367752120900804389849399
• The square root of 18748833969989799 is 136926381.5704986743
• The cube root of 18748833969989799 is 265659.1351069025

Scales and comparisons

• 18,748,833,969,989,799 seconds is equal to 596,154,926 years, 15 weeks, 2 days, 4 hours, 16 minutes, 39 seconds.
• To count from 1 to 18,748,833,969,989,799 would take you about one billion, seven hundred eighty-eight million, four hundred sixty-four thousand, seven hundred seventy-eight 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 18748833969989799 cubic inches would be around 22138.3 feet tall.

Recreational maths with 18748833969989799

• 18748833969989799 backwards is 99798996933884781
• 18748833969989799 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18748833969989799's digits is 117
• More coming soon!