138769271721369

Names of 138769271721369

• Cardinal: 138769271721369 can be written as One hundred thirty-eight trillion, seven hundred sixty-nine billion, two hundred seventy-one million, seven hundred twenty-one thousand, three hundred sixty-nine.

Scientific notation

• Scientific notation: 1.38769271721369 × 10¹⁴

Factors of 138769271721369

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4449

Divisors of 138769271721369

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 27 81 317 951 2853 4129 8559 12387 25677 37161 100489 111483 301467 334449 904401 1308893 2713203 3926679 8139609 11780037 17048641 35340111 51145923 106020333 153437769 414919081 460313307 1244757243 1380939921 3734271729 5404419197 11202815187 16213257591 33608445561 48639772773 145919318319 437757954957 1713200885449 5139602656347 15418807969041 46256423907123 138769271721369
• Sum of all divisors σ(n): 208003681029837
• Sum of proper divisors (its aliquot sum) s(n): 69234409308468
• 138769271721369 is a deficient number, because the sum of its proper divisors (69234409308468) is less than itself. Its deficiency is 69534862412901

Bases of 138769271721369

• Binary: 11111100011010110111101001001011000110110011001₂
• Hexadecimal: 0x7E35BD258D99
• Base-36: 1D6TQ1GSK9

Squares and roots of 138769271721369

• 138769271721369 squared (138769271721369²) is 19256910774079142024371234161
• 138769271721369 cubed (138769271721369³) is 2672267483722346703214157000870919446486409
• 138769271721369 is a perfect square number. Its square root is 11780037
• The cube root of 138769271721369 is 51772.3370283985

Scales and comparisons

• 138,769,271,721,369 seconds is equal to 4,412,433 years, 31 weeks, 1 day, 2 hours, 36 minutes, 9 seconds.
• To count from 1 to 138,769,271,721,369 would take you about eleven million, thirty-one thousand and eighty-three 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 138769271721369 cubic inches would be around 4314.4 feet tall.

Recreational maths with 138769271721369

• 138769271721369 backwards is 963127172967831
• The number of decimal digits it has is: 15
• The sum of 138769271721369's digits is 72
• More coming soon!