128138182074

Names of 128138182074

• Cardinal: 128138182074 can be written as One hundred twenty-eight billion, one hundred thirty-eight million, one hundred eighty-two thousand and seventy-four.

Scientific notation

• Scientific notation: 1.28138182074 × 10¹¹

Factors of 128138182074

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1962

Divisors of 128138182074

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 19 21 34 38 41 42 51 57 63 82 102 114 119 123 126 133 153 171 238 246 266 287 306 323 342 357 369 399 574 646 697 714 738 779 798 861 969 1071 1197 1394 1558 1681 1722 1873 1938 2091 2142 2261 2337 2394 2583 2907 3362 3746 4182 4522 4674 4879 5043 5166 5453 5619 5814 6273 6783 7011 9758 10086 10906 11238 11767 12546 13111 13243 13566 14022 14637 15129 16359 16857 20349 23534 26222 26486 28577 29274 30258 31841 31939 32718 33714 35301 35587 39333 39729 40698 43911 49077 57154 63682 63878 70602 71174 76793 78666 79458 85731 87822 92701 95523 95817 98154 105903 106761 117999 119187 153586 171462 185402 191046 191634 200039 211806 213522 222887 223573 230379 235998 238374 249109 257193 278103 286569 287451 320283 400078 445774 447146 460758 498218 514386 537551 542963 556206 573138 574902 600117 604979 640566 668661 670719 691137 747327 834309 1075102 1085926 1200234 1209958 1305481 1337322 1341438 1382274 1459067 1494654 1612653 1628889 1668618 1800351 1814937 2005983 2012157 2241981 2610962 2918134 3148513 3225306 3257778 3600702 3629874 3800741 3916443 4011966 4024314 4234853 4377201 4483962 4837959 4886667 5444811 6297026 7601482 7832886 8469706 8754402 9138367 9445539 9675918 9773334 10213469 10889622 11402223 11749329 12704559 13131603 18276734 18891078 20426938 22039591 22804446 23498658 24804139 25409118 26263206 27415101 28336617 30640407 34206669 38113677 44079182 49608278 53524721 54830202 56673234 59821747 61280814 66118773 68413338 74412417 76227354 82245303 91921221 107049442 119643494 132237546 148824834 160574163 164490606 173628973 179465241 183842442 198356319 223237251 321148326 347257946 358930482 374673047 396712638 418752229 446474502 481722489 520886919 538395723 749346094 837504458 963444978 1016969699 1041773838 1076791446 1124019141 1256256687 1562660757 2033939398 2248038282 2512513374 3050909097 3125321514 3372057423 3768770061 6101818194 6744114846 7118787893 7537540122 9152727291 14237575786 18305454582 21356363679 42712727358 64069091037 128138182074
• Sum of all divisors σ(n): 362670272640
• Sum of proper divisors (its aliquot sum) s(n): 234532090566
• 128138182074 is an abundant number, because the sum of its proper divisors (234532090566) is greater than itself. Its abundance is 106393908492

Bases of 128138182074

• Binary: 1110111010101101000010111110110111010₂
• Hexadecimal: 0x1DD5A17DBA
• Base-36: 1MV65Y2I

Squares and roots of 128138182074

• 128138182074 squared (128138182074²) is 16419393705229574941476
• 128138182074 cubed (128138182074³) is 2103951260145396759820479582301224
• The square root of 128138182074 is 357963.9396280021
• The cube root of 128138182074 is 5041.4970734555

Scales and comparisons

• 128,138,182,074 seconds is equal to 4,074 years, 20 weeks, 4 days, 19 hours, 27 minutes, 54 seconds.
• To count from 1 to 128,138,182,074 would take you about eight thousand, one hundred forty-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 128138182074 cubic inches would be around 420.1 feet tall.

Recreational maths with 128138182074

• 128138182074 backwards is 470281831821
• The number of decimal digits it has is: 12
• The sum of 128138182074's digits is 45
• More coming soon!