18425544690

Names of 18425544690

• Cardinal: 18425544690 can be written as Eighteen billion, four hundred twenty-five million, five hundred forty-four thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.842554469 × 10¹⁰

Factors of 18425544690

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 82

Divisors of 18425544690

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 17 19 21 29 30 34 35 38 42 51 57 58 70 85 87 95 102 105 114 119 133 145 170 174 190 203 210 238 255 266 285 289 290 323 357 361 399 406 435 493 510 551 570 578 595 609 646 665 714 722 798 841 867 870 969 986 1015 1083 1102 1190 1218 1330 1445 1479 1615 1653 1682 1734 1785 1805 1938 1995 2023 2030 2166 2261 2465 2523 2527 2755 2890 2958 3045 3230 3306 3451 3570 3610 3857 3990 4046 4205 4335 4522 4845 4930 5046 5054 5415 5491 5510 5887 6069 6090 6137 6783 6902 7395 7581 7714 8265 8381 8410 8670 9367 9690 10115 10353 10469 10830 10982 11305 11571 11774 12138 12274 12615 12635 13566 14297 14790 15162 15979 16473 16530 16762 17255 17661 18411 18734 19285 20230 20706 20938 22610 23142 25143 25230 25270 27455 28101 28594 29435 30345 30685 31407 31958 32946 33915 34510 35322 36822 37905 38437 38570 41905 42891 42959 46835 47937 50286 51765 52345 54910 56202 57855 58667 58870 60690 61370 62814 65569 67830 71485 73283 75810 76874 79895 82365 83810 85782 85918 88305 92055 93670 95874 100079 103530 104329 104690 111853 115311 115710 117334 125715 128877 131138 140505 142970 146566 157035 159239 159790 164730 176001 176610 177973 184110 192185 196707 200158 208658 214455 214795 219849 223706 230622 239685 243049 251430 257754 271643 281010 293335 300237 303601 312987 314070 318478 327845 335559 352002 355946 366415 384370 393414 428910 429590 439698 477717 479370 486098 500395 521645 533919 543286 559265 576555 586670 600474 607202 625974 644385 655690 671118 729147 730303 732830 796195 814929 880005 889865 910803 955434 983535 1000790 1043290 1067838 1099245 1114673 1118530 1153110 1215245 1245811 1288770 1358215 1458294 1460606 1501185 1518005 1564935 1592390 1629858 1677795 1701343 1760010 1779730 1821606 1901501 1967070 2125207 2190909 2198490 2229346 2388585 2430490 2491622 2669595 2716430 3002370 3025541 3036010 3129870 3344019 3355590 3402686 3645735 3651515 3737433 3803002 4074645 4250414 4381818 4554015 4617931 4777170 5104029 5161217 5339190 5573365 5704503 6051082 6229055 6375621 6688038 7291470 7303030 7474866 8149290 8506715 9076623 9108030 9235862 9507505 10208058 10322434 10626035 10954545 11146730 11409006 12458110 12751242 13853793 15127705 15483651 16720095 17013430 18153246 18687165 19015010 21178787 21252070 21909090 23089655 25520145 25806085 27707586 28522515 30255410 30967302 31878105 32325517 33440190 36128519 37374330 42357574 45383115 46179310 51040290 51612170 57045030 63536361 63756210 64651034 69268965 72257038 77418255 87740689 90766230 96976551 105893935 108385557 127072722 138537930 154836510 161627585 175481378 180642595 193953102 211787870 216771114 263222067 317681805 323255170 361285190 438703445 484882755 526444134 541927785 614184823 635363610 877406890 969765510 1083855570 1228369646 1316110335 1842554469 2632220670 3070924115 3685108938 6141848230 9212772345 18425544690
• Sum of all divisors σ(n): 58681876032
• Sum of proper divisors (its aliquot sum) s(n): 40256331342
• 18425544690 is an abundant number, because the sum of its proper divisors (40256331342) is greater than itself. Its abundance is 21830786652

Bases of 18425544690

• Binary: 10001001010001111110111111111110010₂
• Hexadecimal: 0x44A3F7FF2
• Base-36: 8GQ3D9U

Squares and roots of 18425544690

• 18425544690 squared (18425544690²) is 339500697123187196100
• 18425544690 cubed (18425544690³) is 6255485267129440116976343709000
• The square root of 18425544690 is 135740.7259815565
• The cube root of 18425544690 is 2641.2333868935

Scales and comparisons

• 18,425,544,690 seconds is equal to 585 years, 45 weeks, 3 days, 14 hours, 51 minutes, 30 seconds.
• To count from 1 to 18,425,544,690 would take you about one thousand, one hundred seventy-one 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 18425544690 cubic inches would be around 220.1 feet tall.

Recreational maths with 18425544690

• 18425544690 backwards is 09644552481
• The number of decimal digits it has is: 11
• The sum of 18425544690's digits is 48
• More coming soon!