242138781495

Names of 242138781495

• Cardinal: 242138781495 can be written as Two hundred forty-two billion, one hundred thirty-eight million, seven hundred eighty-one thousand, four hundred ninety-five.

Scientific notation

• Scientific notation: 2.42138781495 × 10¹¹

Factors of 242138781495

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 198

Divisors of 242138781495

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 5 9 13 15 17 29 39 45 51 65 85 87 117 131 145 153 169 195 221 255 261 289 377 393 435 493 507 585 655 663 765 841 845 867 1105 1131 1179 1305 1445 1479 1521 1703 1885 1965 1989 2227 2465 2523 2535 2601 2873 3315 3393 3757 3799 4205 4335 4437 4901 5109 5655 5895 6409 6681 7395 7569 7605 8381 8515 8619 9945 10933 11135 11271 11397 12615 13005 14297 14365 14703 15327 16965 18785 18995 19227 20043 22139 22185 24505 25143 25545 25857 28951 32045 32799 33405 33813 34191 37845 37859 41905 42891 43095 44109 48841 49387 54665 56355 56985 57681 64583 66417 71485 73515 75429 76635 83317 86853 96135 98397 100215 108953 110171 110695 113577 125715 128673 129285 142129 144755 146523 148161 163995 169065 170955 185861 189295 193749 199251 214455 220545 243049 244205 246935 249951 260559 288405 322915 326859 330513 332085 340731 376363 377145 416585 426387 434265 439569 444483 491985 492167 544765 550855 557583 567885 581247 642031 643365 710645 729147 732615 740805 749853 839579 929305 968745 980577 991539 996255 1097911 1129089 1215245 1249755 1279161 1302795 1416389 1432223 1476501 1634295 1652565 1672749 1703655 1872907 1881815 1926093 2131935 2187441 2197845 2222415 2416193 2460835 2518737 2787915 2906235 3159637 3210155 3293733 3387267 3645735 3749265 4197895 4249167 4296669 4429503 4902885 4957695 5489555 5618721 5645445 5778279 6395805 6398171 7081945 7161115 7248579 7382505 7556211 8363745 9364535 9478911 9630465 9881199 10914527 10937205 12080965 12593685 12747501 12890007 14272843 15798185 16468665 16856163 16936335 18618899 19194513 21245835 21483345 21745737 22147515 24347791 28093605 28436733 28891395 31839419 31990855 32743581 36242895 37781055 41075281 42818529 47394555 49405995 54572635 55856697 57583539 63737505 64450035 71364215 73043373 84280815 93094495 95518257 95972565 98230743 108728685 121738955 123225843 128455587 142183665 159197095 163717905 167570091 185546959 205376405 214092645 219130119 279283485 286554771 287917695 316521283 365216865 369677529 413912447 477591285 491153715 556640877 616129215 642277935 837850455 927734795 949563849 1095650595 1241737341 1432773855 1582606415 1669922631 1848387645 2069562235 2783204385 2848691547 3725212023 4747819245 5380861811 6208686705 8349613155 14243457735 16142585433 18626060115 26904309055 48427756299 80712927165 242138781495
• Sum of all divisors σ(n): 503820870696
• Sum of proper divisors (its aliquot sum) s(n): 261682089201
• 242138781495 is an abundant number, because the sum of its proper divisors (261682089201) is greater than itself. Its abundance is 19543307706

Bases of 242138781495

• Binary: 11100001100000100110001001011100110111₂
• Hexadecimal: 0x3860989737
• Base-36: 338J6FJR

Squares and roots of 242138781495

• 242138781495 squared (242138781495²) is 58631189503883354435025
• 242138781495 cubed (242138781495³) is 14196884784072749013510157649862375
• The square root of 242138781495 is 492075.9915856493
• The cube root of 242138781495 is 6232.8706989059

Scales and comparisons

• 242,138,781,495 seconds is equal to 7,699 years, 13 weeks, 5 days, 4 hours, 38 minutes, 15 seconds.
• To count from 1 to 242,138,781,495 would take you about fifteen thousand, three hundred ninety-eight 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 242138781495 cubic inches would be around 519.4 feet tall.

Recreational maths with 242138781495

• 242138781495 backwards is 594187831242
• The number of decimal digits it has is: 12
• The sum of 242138781495's digits is 54
• More coming soon!