399534840084438

Names of 399534840084438

• Cardinal: 399534840084438 can be written as Three hundred ninety-nine trillion, five hundred thirty-four billion, eight hundred forty million, eighty-four thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 3.99534840084438 × 10¹⁴

Factors of 399534840084438

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 697407341

Divisors of 399534840084438

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 18 27 54 103 206 309 618 927 1854 2781 5562 10609 21218 31827 63654 95481 190962 286443 572886 697407233 1394814466 2092221699 4184443398 6276665097 12553330194 18829995291 37659990582 71832944999 143665889998 215498834997 430997669994 646496504991 1292993009982 1939489514973 3878979029946 7398793334897 14797586669794 22196380004691 44392760009382 66589140014073 133178280028146 199767420042219 399534840084438
• Sum of all divisors σ(n): 896558843741040
• Sum of proper divisors (its aliquot sum) s(n): 497024003656602
• 399534840084438 is an abundant number, because the sum of its proper divisors (497024003656602) is greater than itself. Its abundance is 97489163572164

Bases of 399534840084438

• Binary: 1011010110101111111110100001101111111011111010110₂
• Hexadecimal: 0x16B5FF437F7D6
• Base-36: 3XMFRS3OPI

Squares and roots of 399534840084438

• 399534840084438 squared (399534840084438²) is 159628088441297445646969775844
• 399534840084438 cubed (399534840084438³) is 63776982788378300870777039592207238892715672
• The square root of 399534840084438 is 19988367.6193039335
• The cube root of 399534840084438 is 73652.0578314175

Scales and comparisons

• 399,534,840,084,438 seconds is equal to 12,703,972 years, 3 weeks, 5 days, 7 hours, 27 minutes, 18 seconds.
• To count from 1 to 399,534,840,084,438 would take you about thirty-one million, seven hundred fifty-nine thousand, nine hundred thirty 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 399534840084438 cubic inches would be around 6137.7 feet tall.

Recreational maths with 399534840084438

• 399534840084438 backwards is 834480048435993
• The number of decimal digits it has is: 15
• The sum of 399534840084438's digits is 72
• More coming soon!