13218394278950

Names of 13218394278950

• Cardinal: 13218394278950 can be written as Thirteen trillion, two hundred eighteen billion, three hundred ninety-four million, two hundred seventy-eight thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 1.321839427895 × 10¹³

Factors of 13218394278950

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 19662

Divisors of 13218394278950

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 5 7 10 14 19 25 31 35 38 49 50 62 67 70 95 98 133 134 155 175 190 217 245 266 310 335 343 350 434 469 475 490 589 665 670 686 775 931 938 950 1085 1178 1225 1273 1330 1519 1550 1675 1715 1862 2077 2170 2345 2450 2546 2945 3038 3283 3325 3350 3430 4123 4154 4655 4690 5425 5890 6365 6517 6566 6650 7595 8246 8575 8911 9310 10385 10633 10850 11725 12730 13034 14539 14725 15190 16415 17150 17822 19531 20615 20770 21266 22981 23275 23450 28861 29078 29450 31825 32585 32830 37975 39062 39463 41230 44555 45962 46550 51925 53165 57722 62377 63650 65170 72695 75950 78926 82075 89110 97655 101773 103075 103850 106330 114905 124754 136717 144305 145390 162925 164150 195310 197315 202027 203546 206150 222775 229810 265825 273434 276241 288610 311885 325850 363475 371089 394630 404054 436639 445550 488275 508865 531650 552482 574525 605461 623770 683585 712411 721525 726950 742178 873278 957019 976550 986575 1010135 1017730 1149050 1210922 1308577 1367170 1381205 1424822 1443050 1559425 1855445 1914038 1933687 1973150 2020270 2183195 2544325 2597623 2617154 2762410 3027305 3118850 3417925 3562055 3710890 3867374 4238227 4366390 4785095 5050675 5088650 5195246 6054610 6542885 6699133 6835850 6906025 7124110 8476454 9160039 9277225 9570190 9668435 10101350 10915975 11503759 12988115 13085770 13398266 13535809 13812050 15136525 17810275 18183361 18320078 18554450 19336870 21191135 21831950 23007518 23925475 24862963 25976230 27071618 29667589 30273050 32714425 33495665 35620550 36366722 40565887 42382270 45800195 47850950 48342175 49725926 57518795 59335178 64120273 64940575 65428850 66991330 67679045 80526313 81131774 90916805 91600390 96684350 105955675 115037590 124314815 127283527 128240546 129881150 135358090 148337945 161052626 167478325 174040741 181833610 202829435 207673123 211911350 229000975 248629630 254567054 283961209 287593975 296675890 320601365 334956650 338395225 348081482 402631565 405658870 415346246 448841911 454584025 458001950 563684191 567922418 575187950 621574075 636417635 641202730 676790450 741689725 770751853 805263130 870203705 897683822 909168050 1014147175 1038365615 1127368382 1218285187 1243148150 1272835270 1419806045 1483379450 1541503706 1603006825 1740407410 1987728463 2013157825 2028294350 2076731230 2244209555 2436570374 2818420955 2839612090 3182088175 3206013650 3853759265 3945789337 3975456926 4026315650 4351018525 4488419110 5191828075 5395262971 5636841910 6091425935 6364176350 7099030225 7707518530 7891578674 8527996309 8702037050 9938642315 10383656150 10790525942 11221047775 12182851870 13914099241 14092104775 14198060450 17055992618 19268796325 19728946685 19877284630 22442095550 26976314855 27828198482 28184209550 30457129675 37766840797 38537592650 39457893370 42639981545 49693211575 53952629710 60914259350 69570496205 75533681594 85279963090 98644733425 99386423150 134881574275 139140992410 188834203985 197289466850 213199907725 264367885579 269763148550 347852481025 377668407970 426399815450 528735771158 695704962050 944171019925 1321839427895 1888342039850 2643678855790 6609197139475 13218394278950
• Sum of all divisors σ(n): 31621214208000
• Sum of proper divisors (its aliquot sum) s(n): 18402819929050
• 13218394278950 is an abundant number, because the sum of its proper divisors (18402819929050) is greater than itself. Its abundance is 5184425650100

Bases of 13218394278950

• Binary: 11000000010110100101101100100000110000100110₂
• Hexadecimal: 0xC05A5B20C26
• Base-36: 4OOG2NXNQ

Squares and roots of 13218394278950

• 13218394278950 squared (13218394278950²) is 174725947313778090413102500
• 13218394278950 cubed (13218394278950³) is 2309596462356563430826409928119942375000
• The square root of 13218394278950 is 3635710.9729666355
• The cube root of 13218394278950 is 23644.2876360595

Scales and comparisons

• 13,218,394,278,950 seconds is equal to 420,304 years, 2 weeks, 4 days, 12 hours, 35 minutes, 50 seconds.
• To count from 1 to 13,218,394,278,950 would take you about one million, fifty thousand, seven hundred sixty 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 13218394278950 cubic inches would be around 1970.4 feet tall.

Recreational maths with 13218394278950

• 13218394278950 backwards is 05987249381231
• 13218394278950 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13218394278950's digits is 62
• More coming soon!