13898398809911

Names of 13898398809911

• Cardinal: 13898398809911 can be written as Thirteen trillion, eight hundred ninety-eight billion, three hundred ninety-eight million, eight hundred nine thousand, nine hundred eleven.

Scientific notation

• Scientific notation: 1.3898398809911 × 10¹³

Factors of 13898398809911

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 205629

Divisors of 13898398809911

• Number of divisors d(n): 48
• Complete list of divisors:
  1 7 11 31 49 77 217 341 539 1519 2387 4129 16709 28903 45419 127999 201451 202321 317933 895993 1407989 1410157 2215961 2225531 6244981 6271951 9855923 9871099 15511727 43714867 68694791 68991461 108582089 306004069 480863537 831791179 3366044759 5822538253 9149702969 25785526549 40757767771 64047920783 180498685843 283640792039 448335445481 1263490800901 1985485544273 13898398809911
• Sum of all divisors σ(n): 18210745082880
• Sum of proper divisors (its aliquot sum) s(n): 4312346272969
• 13898398809911 is a deficient number, because the sum of its proper divisors (4312346272969) is less than itself. Its deficiency is 9586052536942

Bases of 13898398809911

• Binary: 11001010001111111001000111111011111100110111₂
• Hexadecimal: 0xCA3F91FBF37
• Base-36: 4XCU3SZSN

Squares and roots of 13898398809911

• 13898398809911 squared (13898398809911²) is 193165489479335501111827921
• 13898398809911 cubed (13898398809911³) is 2684691009095472319679721994552221325031
• The square root of 13898398809911 is 3728055.6339613549
• The cube root of 13898398809911 is 24042.9778585597

Scales and comparisons

• 13,898,398,809,911 seconds is equal to 441,926 years, 4 weeks, 5 days, 8 hours, 5 minutes, 11 seconds.
• To count from 1 to 13,898,398,809,911 would take you about one million, one hundred four thousand, eight hundred fifteen 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 13898398809911 cubic inches would be around 2003.6 feet tall.

Recreational maths with 13898398809911

• 13898398809911 backwards is 11990889389831
• 13898398809911 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13898398809911's digits is 77
• More coming soon!