438399428386971

Names of 438399428386971

• Cardinal: 438399428386971 can be written as Four hundred thirty-eight trillion, three hundred ninety-nine billion, four hundred twenty-eight million, three hundred eighty-six thousand, nine hundred seventy-one.

Scientific notation

• Scientific notation: 4.38399428386971 × 10¹⁴

Factors of 438399428386971

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 648277

Divisors of 438399428386971

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 23 31 69 93 101 303 713 961 2139 2323 2883 3131 6969 9393 10201 22103 30603 66309 72013 97061 216039 234623 291183 316231 648119 703869 948693 1944357 2232403 6697209 7273313 9803161 14906737 20091689 21819939 29409483 44720211 60275067 65460019 196380057 225472703 462108847 622842359 676418109 1386326541 1505580437 1868527077 2029260589 4516741311 6087781767 6611461919 14325374257 19834385757 42976122771 46672993547 62907078259 140018980641 152063624137 188721234777 204955319489 456190872411 614865958467 1446862799957 4340588399871 4713972348247 6353614904159 14141917044741 19060844712477 146133142795657 438399428386971
• Sum of all divisors σ(n): 636560380558080
• Sum of proper divisors (its aliquot sum) s(n): 198160952171109
• 438399428386971 is a deficient number, because the sum of its proper divisors (198160952171109) is less than itself. Its deficiency is 240238476215862

Bases of 438399428386971

• Binary: 1100011101011100011010010001100101110000010011011₂
• Hexadecimal: 0x18EB8D232E09B
• Base-36: 4BEDX0IUU3

Squares and roots of 438399428386971

• 438399428386971 squared (438399428386971²) is 192194058810022914254922554841
• 438399428386971 cubed (438399428386971³) is 84257765521685933408024471378734666917376611
• The square root of 438399428386971 is 20937990.0751473995
• The cube root of 438399428386971 is 75966.7114364363

Scales and comparisons

• 438,399,428,386,971 seconds is equal to 13,939,745 years, 39 weeks, 5 days, 4 hours, 22 minutes, 51 seconds.
• To count from 1 to 438,399,428,386,971 would take you about thirty-four million, eight hundred forty-nine thousand, three hundred sixty-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 438399428386971 cubic inches would be around 6330.6 feet tall.

Recreational maths with 438399428386971

• 438399428386971 backwards is 179683824993834
• The number of decimal digits it has is: 15
• The sum of 438399428386971's digits is 84
• More coming soon!