385387434120456813

Names of 385387434120456813

• Cardinal: 385387434120456813 can be written as Three hundred eighty-five quadrillion, three hundred eighty-seven trillion, four hundred thirty-four billion, one hundred twenty million, four hundred fifty-six thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 3.85387434120456813 × 10¹⁷

Factors of 385387434120456813

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 134618

Divisors of 385387434120456813

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 31 41 93 123 131 393 431 961 1271 1293 2883 3813 4061 5371 12183 13361 16113 17671 39401 40083 53013 56461 118203 125891 133981 166501 169383 185761 377673 401943 414191 499503 547801 557283 1242573 1643403 1750291 2314901 4153411 5161531 5250873 5493221 5758591 6944703 7616201 12460233 15484593 16479663 16981831 17275773 17551511 22848603 24334691 50945493 52654533 54259021 57745811 71761931 73004073 128755741 162777063 170289851 173237433 178516321 215285793 236102231 386267223 510869553 535548963 544096841 708306693 719611951 754375421 997722331 1632290523 1790120141 2158835853 2224619861 2263126263 2367578251 2993166993 5278985381 5370360423 6673859583 7102734753 7319169161 7564701241 15836956143 16867002071 21957507483 22307970481 22694103723 23385638051 24888444541 30929392261 50601006213 55493724371 66923911443 70156914153 73394925781 74665333623 92788176783 166481173113 220184777343 234505738471 310152750881 691547084911 703517215413 771541780771 930458252643 958811160091 1020426226181 2074641254733 2275242699211 2314625342313 2876433480273 3061278678543 3260386234871 6825728097633 7269677892601 9614735277311 9781158704613 21809033677803 23917795203901 28844205831933 31633213011611 71753385611703 94899639034833 101071973281001 133675835629711 298056793596641 303215919843003 401027506889133 894170380789923 980629603359941 2941888810079823 3133231171711031 4143950904521041 9399693515133093 12431852713563123 128462478040152271 385387434120456813
• Sum of all divisors σ(n): 549341320702603968
• Sum of proper divisors (its aliquot sum) s(n): 163953886582147155
• 385387434120456813 is a deficient number, because the sum of its proper divisors (163953886582147155) is less than itself. Its deficiency is 221433547538309658

Bases of 385387434120456813

• Binary: 10101011001001010111101010001010111101001100010101001101101₂
• Hexadecimal: 0x5592BD457A62A6D
• Base-36: 2XEOFZ3UN3AL

Squares and roots of 385387434120456813

• 385387434120456813 squared (385387434120456813²) is 148523474377949440154285527798116969
• 385387434120456813 cubed (385387434120456813³) is 57239080697173345302051610697571431685351623486959797
• The square root of 385387434120456813 is 620795807.1060538445
• The cube root of 385387434120456813 is 727722.5790816331

Scales and comparisons

• 385,387,434,120,456,813 seconds is equal to 12,254,128,323 years, 22 weeks, 1 day, 12 hours, 13 minutes, 33 seconds.
• To count from 1 to 385,387,434,120,456,813 would take you about thirty-six billion, seven hundred sixty-two million, three hundred eighty-four thousand, nine hundred seventy 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 385387434120456813 cubic inches would be around 60643.5 feet tall.

Recreational maths with 385387434120456813

• 385387434120456813 backwards is 318654021434783583
• The number of decimal digits it has is: 18
• The sum of 385387434120456813's digits is 75
• More coming soon!