3940610849775701721

Names of 3940610849775701721

• Cardinal: 3940610849775701721 can be written as Three quintillion, nine hundred forty quadrillion, six hundred ten trillion, eight hundred forty-nine billion, seven hundred seventy-five million, seven hundred one thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 3.940610849775701721 × 10¹⁸

Factors of 3940610849775701721

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 23288

Divisors of 3940610849775701721

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 9 151 191 453 573 1359 1719 22801 22943 28841 36481 68403 68829 86523 109443 205209 206487 259569 328329 3464393 4354991 4382113 5508631 10393179 13064973 13146339 16525893 31179537 39194919 39439017 49577679 523123343 526381249 661699063 831803281 836983583 1569370029 1579143747 1985097189 2495409843 2510950749 4708110087 4737431241 5955291567 7486229529 7532852247 79483568599 99916558513 100538818559 126384521033 238450705797 299749675539 301616455677 379153563099 715352117391 899249026617 904849367031 1137460689297 12002018858449 15181361602409 19084062675983 19202914344769 36006056575347 45544084807227 57252188027949 57608743034307 108018169726041 136632254421681 171756564083847 172826229102921 2292385601963759 2899640066060119 6877156805891277 8698920198180357 20631470417673831 26096760594541071 437845649975077969 1313536949925233907 3940610849775701721
• Sum of all divisors σ(n): 5760346224384208821
• Sum of proper divisors (its aliquot sum) s(n): 1819735374608507100
• 3940610849775701721 is a deficient number, because the sum of its proper divisors (1819735374608507100) is less than itself. Its deficiency is 2120875475167194621

Bases of 3940610849775701721

• Binary: 11011010101111110111001011000010001010111011100100111011011001₂
• Hexadecimal: 0x36AFDCB08AEE4ED9
• Base-36: TXSTYP0VDP09

Squares and roots of 3940610849775701721

• 3940610849775701721 squared (3940610849775701721²) is 15528413869369978036322855417962361841
• 3940610849775701721 cubed (3940610849775701721³) is 61191436173446821607696121275188752003655791402288428361
• 3940610849775701721 is a perfect square number. Its square root is 1985097189
• The cube root of 3940610849775701721 is 1579505.6469999655

Scales and comparisons

• 3,940,610,849,775,701,721 seconds is equal to 125,299,235,913 years, 10 weeks, 1 day, 22 hours, 55 minutes, 21 seconds.
• To count from 1 to 3,940,610,849,775,701,721 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 3940610849775701721 cubic inches would be around 131625.5 feet tall.

Recreational maths with 3940610849775701721

• 3940610849775701721 backwards is 1271075779480160493
• The number of decimal digits it has is: 19
• The sum of 3940610849775701721's digits is 81
• More coming soon!