18380432950913

Names of 18380432950913

• Cardinal: 18380432950913 can be written as Eighteen trillion, three hundred eighty billion, four hundred thirty-two million, nine hundred fifty thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 1.8380432950913 × 10¹³

Factors of 18380432950913

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 672

Divisors of 18380432950913

• Number of divisors d(n): 96
• Complete list of divisors:
  1 11 17 43 121 187 289 473 601 731 1331 1849 2057 3179 5203 6611 8041 10217 12427 20339 22627 25843 31433 34969 57233 72721 79507 88451 112387 136697 173689 223729 284273 345763 384659 439331 534361 799931 874577 972961 1111249 1236257 1351619 1503667 1910579 2461019 3127003 3803393 4832641 5877971 7468627 9620347 12223739 13598827 14867809 16540337 18891233 21016369 22977523 34397033 41837323 47783707 53159051 64657681 82154897 105823817 134461129 163545899 207803563 231180059 252752753 321150961 525620777 584749561 711234491 812323019 903703867 1479072419 1799004889 2285839193 2780280283 3532660571 5781828547 8935553209 9940742537 13809491323 25144231123 30583083113 38859266281 63600114017 98291085299 151904404553 427451929091 1081201938289 1670948450083 18380432950913
• Sum of all divisors σ(n): 22024210454400
• Sum of proper divisors (its aliquot sum) s(n): 3643777503487
• 18380432950913 is a deficient number, because the sum of its proper divisors (3643777503487) is less than itself. Its deficiency is 14736655447426

Bases of 18380432950913

• Binary: 100001011011110000111001011010100011010000001₂
• Hexadecimal: 0x10B7872D4681
• Base-36: 6IJUR7KHT

Squares and roots of 18380432950913

• 18380432950913 squared (18380432950913²) is 337840315463008373067533569
• 18380432950913 cubed (18380432950913³) is 6209651266483121814474113231489356698497
• The square root of 18380432950913 is 4287240.7152984773
• The cube root of 18380432950913 is 26390.7609193935

Scales and comparisons

• 18,380,432,950,913 seconds is equal to 584,440 years, 47 weeks, 3 days, 11 hours, 41 minutes, 53 seconds.
• To count from 1 to 18,380,432,950,913 would take you about one million, four hundred sixty-one thousand, one hundred 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 18380432950913 cubic inches would be around 2199.2 feet tall.

Recreational maths with 18380432950913

• 18380432950913 backwards is 31905923408381
• The number of decimal digits it has is: 14
• The sum of 18380432950913's digits is 56
• More coming soon!