18198668064430

Names of 18198668064430

• Cardinal: 18198668064430 can be written as Eighteen trillion, one hundred ninety-eight billion, six hundred sixty-eight million, sixty-four thousand, four hundred thirty.

Scientific notation

• Scientific notation: 1.819866806443 × 10¹³

Factors of 18198668064430

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3018

Divisors of 18198668064430

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 5 7 10 14 19 31 35 38 49 62 70 95 98 133 155 190 217 245 266 310 434 490 589 665 931 961 1085 1093 1178 1330 1519 1861 1862 1922 2170 2186 2945 3038 3722 4123 4655 4805 5465 5890 6727 7595 7651 8246 9305 9310 9610 10930 13027 13454 15190 15302 18259 18610 20615 20767 26054 28861 33635 33883 35359 36518 38255 41230 41534 47089 53557 57691 57722 65135 67270 67766 70718 76510 91189 91295 94178 103835 107114 115382 127813 130270 144305 145369 169415 176795 182378 182590 207670 235445 237181 247513 255626 267785 288455 288610 290738 338830 353590 403837 455945 470890 474362 495026 535570 576910 639065 643777 726845 807674 894691 911890 1017583 1050373 1096129 1185905 1237565 1278130 1287554 1453690 1660267 1732591 1788421 1789382 2019185 2034073 2035166 2100746 2192258 2371810 2475130 2826859 3218885 3320534 3465182 3576842 4038370 4068146 4473455 4506439 5087915 5251865 5480645 5653718 6437770 7352611 7672903 8301335 8662955 8942105 8946910 9012878 10170365 10175830 10503730 10961290 12518947 14134295 14238511 14705222 15345806 16602670 17325910 17884210 19957087 20340730 22532195 25037894 28268590 28477022 31545073 33979999 36763055 38364515 38647387 39914174 45064390 51468277 53710321 62594735 63056263 63090146 67959998 71192555 73526110 76729030 77294774 87632629 99669577 99785435 102936554 107420642 125189470 126112526 139699609 142385110 157725365 169899995 175265258 193236935 199339154 199570870 237859993 257341385 268551605 270531709 279399218 315281315 315450730 339799990 386473870 438163145 441393841 475719986 498347885 514682770 537103210 541063418 630562630 698498045 876326290 882787682 977897263 996695770 1189299965 1198068997 1352658545 1396996090 1665019951 1893721963 1954744153 1955794526 2206969205 2378599930 2396137994 2705317090 3089756887 3330039902 3787443926 3909488306 4413938410 4889486315 5990344985 6179513774 8325099755 8386482979 9468609815 9773720765 9778972630 11980689970 13683209071 15448784435 16650199510 16772965958 18937219630 19547441530 27366418142 30897568870 37140138907 41932414895 58705380853 68416045355 74280277814 83864829790 95782463497 117410761706 136832090710 185700694535 191564926994 259980972349 293526904265 371401389070 478912317485 519961944698 587053808530 957824634970 1299904861745 1819866806443 2599809723490 3639733612886 9099334032215 18198668064430
• Sum of all divisors σ(n): 41507215858080
• Sum of proper divisors (its aliquot sum) s(n): 23308547793650
• 18198668064430 is an abundant number, because the sum of its proper divisors (23308547793650) is greater than itself. Its abundance is 5109879729220

Bases of 18198668064430

• Binary: 100001000110100110101001001010011011010101110₂
• Hexadecimal: 0x108D352536AE
• Base-36: 6G8CP38HA

Squares and roots of 18198668064430

• 18198668064430 squared (18198668064430²) is 331191519319304362631224900
• 18198668064430 cubed (18198668064430³) is 6027244525846275676220048472763020307000
• The square root of 18198668064430 is 4265989.6934275403
• The cube root of 18198668064430 is 26303.4794533089

Scales and comparisons

• 18,198,668,064,430 seconds is equal to 578,661 years, 18 weeks, 2 days, 5 hours, 27 minutes, 10 seconds.
• To count from 1 to 18,198,668,064,430 would take you about one million, four hundred forty-six thousand, six hundred fifty-three 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 18198668064430 cubic inches would be around 2192 feet tall.

Recreational maths with 18198668064430

• 18198668064430 backwards is 03446086689181
• The number of decimal digits it has is: 14
• The sum of 18198668064430's digits is 64
• More coming soon!