385215823033553721

Names of 385215823033553721

• Cardinal: 385215823033553721 can be written as Three hundred eighty-five quadrillion, two hundred fifteen trillion, eight hundred twenty-three billion, thirty-three million, five hundred fifty-three thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 3.85215823033553721 × 10¹⁷

Factors of 385215823033553721

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5350134

Divisors of 385215823033553721

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 11 33 59 177 649 1947 3659 10133 10977 30399 40249 111463 120747 215881 334389 597847 647643 1793541 2374691 5336269 6576317 7124073 16008807 19728951 37076647 58698959 111229941 176096877 314839871 407843117 944519613 1223529351 2187522173 3463238581 6562566519 10389715743 19525408271 24062743903 54072413777 58576224813 72188231709 162217241331 214779490981 594796551547 644338472943 1151999087989 1784389654641 3190272412843 3455997263967 9570817238529 12671989967879 35092996541273 38015969903637 105278989623819 197850962010043 593552886030129 2176360582110473 6529081746331419 11673206758592537 35019620275777611 128405274344517907 385215823033553721
• Sum of all divisors σ(n): 570022854505344000
• Sum of proper divisors (its aliquot sum) s(n): 184807031471790279
• 385215823033553721 is a deficient number, because the sum of its proper divisors (184807031471790279) is less than itself. Its deficiency is 200408791561763442

Bases of 385215823033553721

• Binary: 10101011000100011111100000000000101110001100101001100111001₂
• Hexadecimal: 0x5588FC005C65339
• Base-36: 2XCZM228D6PL

Squares and roots of 385215823033553721

• 385215823033553721 squared (385215823033553721²) is 148391230315418177500580618192945841
• 385215823033553721 cubed (385215823033553721³) is 57162649916915440775896529341227364336095771917024361
• The square root of 385215823033553721 is 620657573.0896657005
• The cube root of 385215823033553721 is 727614.5459758841

Scales and comparisons

• 385,215,823,033,553,721 seconds is equal to 12,248,671,621 years, 35 weeks, 6 days, 18 hours, 15 minutes, 21 seconds.
• To count from 1 to 385,215,823,033,553,721 would take you about thirty-six billion, seven hundred forty-six million, fourteen thousand, eight hundred sixty-five 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 385215823033553721 cubic inches would be around 60634.5 feet tall.

Recreational maths with 385215823033553721

• 385215823033553721 backwards is 127355330328512583
• The number of decimal digits it has is: 18
• The sum of 385215823033553721's digits is 66
• More coming soon!