18387482401926

Names of 18387482401926

• Cardinal: 18387482401926 can be written as Eighteen trillion, three hundred eighty-seven billion, four hundred eighty-two million, four hundred one thousand, nine hundred twenty-six.

Scientific notation

• Scientific notation: 1.8387482401926 × 10¹³

Factors of 18387482401926

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1820903420

Divisors of 18387482401926

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 11 17 18 22 27 33 34 51 54 66 99 102 153 187 198 297 306 374 459 561 594 918 1122 1683 3366 5049 10098 1820903387 3641806774 5462710161 10925420322 16388130483 20029937257 30955357579 32776260966 40059874514 49164391449 60089811771 61910715158 92866072737 98328782898 120179623542 180269435313 185732145474 278598218211 340508933369 360538870626 540808305939 557196436422 681017866738 835794654633 1021526800107 1081616611878 1671589309266 2043053600214 3064580400321 6129160800642 9193741200963 18387482401926
• Sum of all divisors σ(n): 47197815816960
• Sum of proper divisors (its aliquot sum) s(n): 28810333415034
• 18387482401926 is an abundant number, because the sum of its proper divisors (28810333415034) is greater than itself. Its abundance is 10422851013108

Bases of 18387482401926

• Binary: 100001011100100101011010110110101110010000110₂
• Hexadecimal: 0x10B92B5B5C86
• Base-36: 6IN3C9RPI

Squares and roots of 18387482401926

• 18387482401926 squared (18387482401926²) is 338099509081138342208509476
• 18387482401926 cubed (18387482401926³) is 6216798773329251093814417567276811650776
• The square root of 18387482401926 is 4288062.7796157555
• The cube root of 18387482401926 is 26394.1343727069

Scales and comparisons

• 18,387,482,401,926 seconds is equal to 584,665 years, 3 weeks, 2 days, 8 hours, 32 minutes, 6 seconds.
• To count from 1 to 18,387,482,401,926 would take you about one million, four hundred sixty-one thousand, six hundred sixty-two 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 18387482401926 cubic inches would be around 2199.5 feet tall.

Recreational maths with 18387482401926

• 18387482401926 backwards is 62910428478381
• The number of decimal digits it has is: 14
• The sum of 18387482401926's digits is 63
• More coming soon!