398344428843099561

Names of 398344428843099561

• Cardinal: 398344428843099561 can be written as Three hundred ninety-eight quadrillion, three hundred forty-four trillion, four hundred twenty-eight billion, eight hundred forty-three million, ninety-nine thousand, five hundred sixty-one.

Scientific notation

• Scientific notation: 3.98344428843099561 × 10¹⁷

Factors of 398344428843099561

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 84669

Divisors of 398344428843099561

• Number of divisors d(n): 63
• Complete list of divisors:
  1 3 9 27 81 243 277 729 831 2493 7479 22437 67311 76729 84389 201933 230187 253167 690561 759501 2071683 2278503 6215049 6835509 18645147 20506527 23375753 55935441 61519581 70127259 210381777 631145331 1893435993 5680307979 6475083581 7121503321 17040923937 19425250743 21364509963 58275752229 64093529889 174827256687 192280589667 524481770061 576841769001 1573445310183 1730525307003 1972656419917 4720335930549 5191575921009 5917969259751 17753907779253 53261723337759 159785170013277 479355510039831 546425828317009 1438066530119493 1639277484951027 4917832454853081 14753497364559243 44260492093677729 132781476281033187 398344428843099561
• Sum of all divisors σ(n): 599414430613047861
• Sum of proper divisors (its aliquot sum) s(n): 201070001769948300
• 398344428843099561 is a deficient number, because the sum of its proper divisors (201070001769948300) is less than itself. Its deficiency is 197274427073151261

Bases of 398344428843099561

• Binary: 10110000111001101000010010111000011011100101110010110101001₂
• Hexadecimal: 0x5873425C372E5A9
• Base-36: 30Y9BCB4T9K9

Squares and roots of 398344428843099561

• 398344428843099561 squared (398344428843099561²) is 158678283990335209458009085758392721
• 398344428843099561 cubed (398344428843099561³) is 63208610405933228112295762622120402783020843140695481
• 398344428843099561 is a perfect square number. Its square root is 631145331
• The cube root of 398344428843099561 is 735788.3646653779

Scales and comparisons

• 398,344,428,843,099,561 seconds is equal to 12,666,120,676 years, 51 weeks, 3 days, 18 hours, 19 minutes, 21 seconds.
• To count from 1 to 398,344,428,843,099,561 would take you about thirty-seven billion, nine hundred ninety-eight million, three hundred sixty-two thousand and 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 398344428843099561 cubic inches would be around 61315.7 feet tall.

Recreational maths with 398344428843099561

• 398344428843099561 backwards is 165990348824443893
• The number of decimal digits it has is: 18
• The sum of 398344428843099561's digits is 90
• More coming soon!