64391614742790841

Names of 64391614742790841

• Cardinal: 64391614742790841 can be written as Sixty-four quadrillion, three hundred ninety-one trillion, six hundred fourteen billion, seven hundred forty-two million, seven hundred ninety thousand, eight hundred forty-one.

Scientific notation

• Scientific notation: 6.4391614742790841 × 10¹⁶

Factors of 64391614742790841

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3497

Divisors of 64391614742790841

• Number of divisors d(n): 45
• Complete list of divisors:
  1 11 121 773 1331 2713 8503 14641 29843 93533 328273 597529 1028863 2097149 3611003 6572819 7360369 11317493 23068639 39721033 72301009 80964059 253755029 795311099 890604649 1621096177 2791305319 5689565237 8748422089 9796651139 17832057947 30704358509 62585217607 107763162529 196152637417 688437393677 2157679011587 4398033928201 7572811330447 23734469127457 48378373210211 83300924634917 532162105312321 5853783158435531 64391614742790841
• Sum of all divisors σ(n): 70948236608439645
• Sum of proper divisors (its aliquot sum) s(n): 6556621865648804
• 64391614742790841 is a deficient number, because the sum of its proper divisors (6556621865648804) is less than itself. Its deficiency is 57834992877142037

Bases of 64391614742790841

• Binary: 11100100110000111101010100011011010000100000001010111001₂
• Hexadecimal: 0xE4C3D51B4202B9
• Base-36: HM0X7FVMS3D

Squares and roots of 64391614742790841

• 64391614742790841 squared (64391614742790841²) is 4146280049183998784552981473487281
• 64391614742790841 cubed (64391614742790841³) is 266985667542775909466308566511031149810570656793321
• 64391614742790841 is a perfect square number. Its square root is 253755029
• The cube root of 64391614742790841 is 400814.2055960951

Scales and comparisons

• 64,391,614,742,790,841 seconds is equal to 2,047,454,172 years, 24 weeks, 6 days, 7 hours, 14 minutes, 1 second.
• To count from 1 to 64,391,614,742,790,841 would take you about six billion, one hundred forty-two million, three hundred sixty-two thousand, five hundred seventeen 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 64391614742790841 cubic inches would be around 33401.2 feet tall.

Recreational maths with 64391614742790841

• 64391614742790841 backwards is 14809724741619346
• The number of decimal digits it has is: 17
• The sum of 64391614742790841's digits is 76
• More coming soon!