385320149078616640

Names of 385320149078616640

• Cardinal: 385320149078616640 can be written as Three hundred eighty-five quadrillion, three hundred twenty trillion, one hundred forty-nine billion, seventy-eight million, six hundred sixteen thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.8532014907861664 × 10¹⁷

Factors of 385320149078616640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 172017923695825

Divisors of 385320149078616640

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 224 280 320 448 560 1120 2240 172017923695811 344035847391622 688071694783244 860089618479055 1204125465870677 1376143389566488 1720179236958110 2408250931741354 2752286779132976 3440358473916220 4816501863482708 5504573558265952 6020627329353385 6880716947832440 9633003726965416 11009147116531904 12041254658706770 13761433895664880 19266007453930832 24082509317413540 27522867791329760 38532014907861664 48165018634827080 55045735582659520 77064029815723328 96330037269654160 192660074539308320 385320149078616640
• Sum of all divisors σ(n): 1048621262849669952
• Sum of proper divisors (its aliquot sum) s(n): 663301113771053312
• 385320149078616640 is an abundant number, because the sum of its proper divisors (663301113771053312) is greater than itself. Its abundance is 277980964692436672

Bases of 385320149078616640

• Binary: 10101011000111011101010001001010010101000011010101001000000₂
• Hexadecimal: 0x558EEA252A1AA40
• Base-36: 2XE0LCS9Z7LS

Squares and roots of 385320149078616640

• 385320149078616640 squared (385320149078616640²) is 148471617285967351883539296084889600
• 385320149078616640 cubed (385320149078616640³) is 57209105706572255323289464569566308086709575122944000
• The square root of 385320149078616640 is 620741612.1693604005
• The cube root of 385320149078616640 is 727680.2254311471

Scales and comparisons

• 385,320,149,078,616,640 seconds is equal to 12,251,988,867 years, 11 weeks, 4 days, 4 hours, 10 minutes, 40 seconds.
• To count from 1 to 385,320,149,078,616,640 would take you about thirty-six billion, seven hundred fifty-five million, nine hundred sixty-six thousand, six hundred one 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 385320149078616640 cubic inches would be around 60640 feet tall.

Recreational maths with 385320149078616640

• 385320149078616640 backwards is 046616870941023583
• The number of decimal digits it has is: 18
• The sum of 385320149078616640's digits is 73
• More coming soon!