728016031001438

Names of 728016031001438

• Cardinal: 728016031001438 can be written as Seven hundred twenty-eight trillion, sixteen billion, thirty-one million, one thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 7.28016031001438 × 10¹⁴

Factors of 728016031001438

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 38493

Divisors of 728016031001438

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 19 23 38 46 437 874 3851 7702 8191 16382 26407 52814 73169 88573 146338 155629 177146 188393 311258 376786 501733 607361 1003466 1214722 1682887 3365774 3579467 7158934 11539859 23079718 31543541 63087082 101693357 203386714 216299737 432599474 599327279 725501443 1198654558 1451002886 1932173783 2338947211 3864347566 4109695003 4677894422 4974893951 8219390006 9949787902 13784527417 27569054834 44439997009 88879994018 94522985069 189045970138 832970287187 1665940574374 15826435456553 19158316605301 31652870913106 38316633210602 364008015500719 728016031001438
• Sum of all divisors σ(n): 1199980601671680
• Sum of proper divisors (its aliquot sum) s(n): 471964570670242
• 728016031001438 is a deficient number, because the sum of its proper divisors (471964570670242) is less than itself. Its deficiency is 256051460331196

Bases of 728016031001438

• Binary: 10100101100010000001110000111010110010101101011110₂
• Hexadecimal: 0x2962070EB2B5E
• Base-36: 7625Y41HLQ

Squares and roots of 728016031001438

• 728016031001438 squared (728016031001438²) is 530007341395086735105158067844
• 728016031001438 cubed (728016031001438³) is 385853841084075198348931678904498824465559672
• The square root of 728016031001438 is 26981772.1990501951
• The cube root of 728016031001438 is 89959.4892166485

Scales and comparisons

• 728,016,031,001,438 seconds is equal to 23,148,657 years, 45 weeks, 6 days, 22 hours, 10 minutes, 38 seconds.
• To count from 1 to 728,016,031,001,438 would take you about fifty-seven million, eight hundred seventy-one thousand, six hundred forty-four 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 728016031001438 cubic inches would be around 7496.6 feet tall.

Recreational maths with 728016031001438

• 728016031001438 backwards is 834100130610827
• The number of decimal digits it has is: 15
• The sum of 728016031001438's digits is 44
• More coming soon!