90109134757389

Names of 90109134757389

• Cardinal: 90109134757389 can be written as Ninety trillion, one hundred nine billion, one hundred thirty-four million, seven hundred fifty-seven thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 9.0109134757389 × 10¹³

Factors of 90109134757389

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 128

Divisors of 90109134757389

• Number of divisors d(n): 56
• Complete list of divisors:
  1 3 11 33 53 61 159 183 583 671 1749 2013 3233 3721 9699 11163 35563 40931 106689 122793 197213 226981 591639 680943 2169343 2496791 6508029 7490373 12029993 13845841 36089979 41537523 132329923 152304251 396989769 456912753 733829573 844596301 2201488719 2533788903 8072125303 9290559311 24216375909 27871677933 44763603953 51520374361 134290811859 154561123083 492399643483 566724117971 1477198930449 1700172353913 2730579841133 8191739523399 30036378252463 90109134757389
• Sum of all divisors σ(n): 135766490516064
• Sum of proper divisors (its aliquot sum) s(n): 45657355758675
• 90109134757389 is a deficient number, because the sum of its proper divisors (45657355758675) is less than itself. Its deficiency is 44451778998714

Bases of 90109134757389

• Binary: 10100011111010000101010111101111101111000001101₂
• Hexadecimal: 0x51F42AF7DE0D
• Base-36: VXVKCAA6L

Squares and roots of 90109134757389

• 90109134757389 squared (90109134757389²) is 8119656166725290355890097321
• 90109134757389 cubed (90109134757389³) is 731655191711113794327709406128274933854869
• The square root of 90109134757389 is 9492583.1446129035
• The cube root of 90109134757389 is 44832.1541124807
• Being both a perfect square and a perfect cube, 90109134757389 is also a perfect sixth number.

Scales and comparisons

• 90,109,134,757,389 seconds is equal to 2,865,191 years, 39 weeks, 3 days, 10 hours, 23 minutes, 9 seconds.
• To count from 1 to 90,109,134,757,389 would take you about seven million, one hundred sixty-two thousand, nine hundred seventy-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 90109134757389 cubic inches would be around 3736 feet tall.

Recreational maths with 90109134757389

• 90109134757389 backwards is 98375743190109
• The number of decimal digits it has is: 14
• The sum of 90109134757389's digits is 66
• More coming soon!