399843451628

Names of 399843451628

• Cardinal: 399843451628 can be written as Three hundred ninety-nine billion, eight hundred forty-three million, four hundred fifty-one thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 3.99843451628 × 10¹¹

Factors of 399843451628

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 117936

Divisors of 399843451628

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 41 82 89 164 178 233 356 466 932 3649 7298 9553 14596 19106 20737 38212 41474 82948 117571 235142 470284 850217 1700434 3400868 4820411 9640822 10463819 19281644 20927638 27394043 41855276 54788086 109576172 429016579 858033158 1123155763 1716066316 2246311526 2438069827 4492623052 4876139654 9752279308 99960862907 199921725814 399843451628
• Sum of all divisors σ(n): 727963498080
• Sum of proper divisors (its aliquot sum) s(n): 328120046452
• 399843451628 is a deficient number, because the sum of its proper divisors (328120046452) is less than itself. Its deficiency is 71723405176

Bases of 399843451628

• Binary: 101110100011000100001101110001011101100₂
• Hexadecimal: 0x5D1886E2EC
• Base-36: 53OOGTT8

Squares and roots of 399843451628

• 399843451628 squared (399843451628²) is 159874785809792775850384
• 399843451628 cubed (399843451628³) is 63924886186474738579436861469225152
• The square root of 399843451628 is 632331.7575671809
• The cube root of 399843451628 is 7367.1016566337

Scales and comparisons

• 399,843,451,628 seconds is equal to 12,713 years, 40 weeks, 5 days, 17 hours, 27 minutes, 8 seconds.
• To count from 1 to 399,843,451,628 would take you about twenty-five thousand, four hundred twenty-seven 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 399843451628 cubic inches would be around 613.9 feet tall.

Recreational maths with 399843451628

• 399843451628 backwards is 826154348993
• The number of decimal digits it has is: 12
• The sum of 399843451628's digits is 62
• More coming soon!