138247065627622872

Names of 138247065627622872

• Cardinal: 138247065627622872 can be written as One hundred thirty-eight quadrillion, two hundred forty-seven trillion, sixty-five billion, six hundred twenty-seven million, six hundred twenty-two thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.38247065627622872 × 10¹⁷

Factors of 138247065627622872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1358027812

Divisors of 138247065627622872

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 24 61 122 183 244 366 488 732 1464 69539 139078 208617 278156 417234 556312 834468 1668936 4241879 8483758 12725637 16967516 25451274 33935032 50902548 101805096 1357958207 2715916414 4073874621 5431832828 8147749242 10863665656 16295498484 32590996968 82835450627 165670901254 248506351881 331341802508 497012703762 662683605016 994025407524 1988050815048 94431055756573 188862111513146 283293167269719 377724223026292 566586334539438 755448446052584 1133172669078876 2266345338157752 5760294401150953 11520588802301906 17280883203452859 23041177604603812 34561766406905718 46082355209207624 69123532813811436 138247065627622872
• Sum of all divisors σ(n): 351288579277670400
• Sum of proper divisors (its aliquot sum) s(n): 213041513650047528
• 138247065627622872 is an abundant number, because the sum of its proper divisors (213041513650047528) is greater than itself. Its abundance is 74794448022424656

Bases of 138247065627622872

• Binary: 111101011001001101111100101000101111110010111110111011000₂
• Hexadecimal: 0x1EB26F945F97DD8
• Base-36: 11T8HT6P88GO

Squares and roots of 138247065627622872

• 138247065627622872 squared (138247065627622872²) is 19112251154648265355651829457528384
• 138247065627622872 cubed (138247065627622872³) is 2642212639668269752825707036716143878381126387598848
• The square root of 138247065627622872 is 371815902.8707928625
• The cube root of 138247065627622872 is 517073.1347360773

Scales and comparisons

• 138,247,065,627,622,872 seconds is equal to 4,395,829,060 years, 36 weeks, 5 days, 11 hours, 41 minutes, 12 seconds.
• To count from 1 to 138,247,065,627,622,872 would take you about thirteen billion, one hundred eighty-seven million, four hundred eighty-seven thousand, one hundred eighty-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 138247065627622872 cubic inches would be around 43089.4 feet tall.

Recreational maths with 138247065627622872

• 138247065627622872 backwards is 278226726560742831
• The number of decimal digits it has is: 18
• The sum of 138247065627622872's digits is 78
• More coming soon!