20642840855100

Names of 20642840855100

• Cardinal: 20642840855100 can be written as Twenty trillion, six hundred forty-two billion, eight hundred forty million, eight hundred fifty-five thousand, one hundred.

Scientific notation

• Scientific notation: 2.06428408551 × 10¹³

Factors of 20642840855100

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 292883

Divisors of 20642840855100

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 31 36 45 50 54 60 62 75 81 90 93 100 108 124 135 150 155 162 180 186 225 270 279 281 300 310 324 372 405 450 465 540 558 562 620 675 775 810 837 843 900 930 1116 1124 1350 1395 1405 1550 1620 1674 1686 1860 2025 2325 2511 2529 2700 2790 2810 3100 3348 3372 4050 4185 4215 4650 5022 5058 5580 5620 6975 7025 7587 8100 8370 8430 8711 9300 10044 10116 12555 12645 13950 14050 15174 16740 16860 17422 20925 21075 22761 25110 25290 26133 27900 28100 30348 34844 37935 41850 42150 43555 45522 50220 50580 52266 62775 63225 75870 78399 83700 84300 87110 91044 104532 113805 125550 126450 130665 151740 156798 174220 189675 217775 227610 235197 251100 252900 261330 292561 313596 379350 391995 435550 455220 470394 522660 569025 585122 653325 705591 758700 783990 871100 877683 940788 1138050 1170244 1175985 1306650 1411182 1462805 1567980 1755366 1959975 2276100 2351970 2613300 2633049 2822364 2925610 3510732 3527955 3919950 4388415 4703940 5266098 5851220 5879925 7055910 7314025 7839900 7899147 8776830 9069391 10532196 11759850 13165245 14111820 14628050 15798294 17553660 17639775 18138782 21942075 23519700 23697441 26330490 27208173 29256100 31596588 35279550 36277564 39495735 43884150 45346955 47394882 52660980 54416346 65826225 70559100 78991470 81624519 82209641 87768300 90693910 94789764 108832692 118487205 131652450 136040865 157982940 163249038 164419282 181387820 197478675 226734775 236974410 244873557 246628923 263304900 272081730 326498076 328838564 394957350 408122595 411048205 453469550 473948820 489747114 493257846 544163460 592436025 680204325 734620671 739886769 789914700 816245190 822096410 906939100 979494228 986515692 1184872050 1224367785 1233144615 1360408650 1469241342 1479773538 1632490380 1644192820 2040612975 2055241025 2219660307 2369744100 2448735570 2466289230 2548498871 2720817300 2938482684 2959547076 3673103355 3699433845 4081225950 4110482050 4439320614 4897471140 4932578460 5096997742 6121838925 6165723075 6658980921 7346206710 7398867690 7645496613 8162451900 8220964100 8878641228 10193995484 11098301535 12243677850 12331446150 12742494355 13317961842 14692413420 14797735380 15290993226 18365516775 18497169225 22196603070 22936489839 24487355700 24662892300 25484988710 26635923684 30581986452 33294904605 36731033550 36994338450 38227483065 44393206140 45872979678 50969977420 55491507675 63712471775 66589809210 68809469517 73462067100 73988676900 76454966130 91745959356 110983015350 114682449195 127424943550 133179618420 137618939034 152909932260 166474523025 191137415325 206428408551 221966030700 229364898390 254849887100 275237878068 332949046050 344047347585 382274830650 412856817102 458729796780 573412245975 665898092100 688094695170 764549661300 825713634204 1032142042755 1146824491950 1376189390340 1720236737925 2064284085510 2293648983900 3440473475850 4128568171020 5160710213775 6880946951700 10321420427550 20642840855100
• Sum of all divisors σ(n): 69320567116416
• Sum of proper divisors (its aliquot sum) s(n): 48677726261316
• 20642840855100 is an abundant number, because the sum of its proper divisors (48677726261316) is greater than itself. Its abundance is 28034885406216

Bases of 20642840855100

• Binary: 100101100011001001001001100100100001000111100₂
• Hexadecimal: 0x12C64932423C
• Base-36: 7BF6UGNR0

Squares and roots of 20642840855100

• 20642840855100 squared (20642840855100²) is 426126878568985699196010000
• 20642840855100 cubed (20642840855100³) is 8796469338380094615131034450908151000000
• The square root of 20642840855100 is 4543439.3200636013
• The cube root of 20642840855100 is 27431.9378480359

Scales and comparisons

• 20,642,840,855,100 seconds is equal to 656,378 years, 25 weeks, 2 days, 3 hours, 45 minutes.
• To count from 1 to 20,642,840,855,100 would take you about one million, six hundred forty thousand, nine hundred forty-six 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 20642840855100 cubic inches would be around 2286 feet tall.

Recreational maths with 20642840855100

• 20642840855100 backwards is 00155804824602
• 20642840855100 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20642840855100's digits is 45
• More coming soon!