16381125684825

Names of 16381125684825

• Cardinal: 16381125684825 can be written as Sixteen trillion, three hundred eighty-one billion, one hundred twenty-five million, six hundred eighty-four thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.6381125684825 × 10¹³

Factors of 16381125684825

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 204

Divisors of 16381125684825

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 5 11 15 25 29 33 43 55 75 87 113 129 145 165 215 275 319 339 435 473 565 645 725 825 841 957 1075 1243 1247 1419 1595 1695 1849 2175 2365 2523 2825 3225 3277 3729 3741 4205 4785 4859 5547 6215 6235 7095 7975 8475 9245 9251 9831 11825 12615 12769 13717 14577 16385 18645 18705 20339 21025 23925 24295 27735 27753 31075 31175 35475 36047 36163 38307 41151 46225 46255 49155 53449 53621 61017 63075 63845 68585 72885 81925 93225 93525 95033 101695 108141 108489 121475 138675 138765 140459 140911 160347 160863 180235 180815 191535 205755 208937 231275 245775 267245 268105 285099 305085 319225 342925 364425 370301 397793 421377 422733 475165 508475 540705 542445 549067 589831 626811 693825 702295 704555 801735 804315 901175 904075 957675 1028775 1044685 1045363 1110903 1193379 1336225 1340525 1425495 1525425 1550021 1555009 1647201 1769493 1851505 1988965 2106885 2113665 2298307 2375825 2703525 2712225 2745335 2949155 3134055 3136089 3511475 3522775 4008675 4021575 4073311 4086419 4650063 4665027 5223425 5226815 5554515 5966895 6039737 6059173 6894921 7127475 7750105 7775045 8236005 8847465 9257525 9944825 10534425 10568325 10738729 11491535 12219933 12259257 13726675 14745775 15670275 15680445 15922943 17105099 18119211 18177519 20366555 20432095 23250315 23325135 23609881 26134075 27772575 29834475 30198685 30295865 32216187 34474605 38750525 38875225 41180025 44237325 44950609 47768829 51315297 53693645 57457675 61099665 61296285 66650903 70829643 78402225 79614715 85525495 90596055 90887595 101832775 102160475 116251575 116625675 118049405 118126019 134851827 150993425 151479325 161080935 172373025 175152373 175716017 199952709 224753045 238844145 256576485 259708691 268468225 305498325 306481425 333254515 354148215 354378057 398073575 427627475 452980275 454437975 461765347 525457119 527148051 590247025 590630095 674259135 684686549 779126073 805404675 875761865 878580085 999763545 1123765225 1194220725 1282882425 1298543455 1385296041 1666272575 1770741075 1771890285 1932876187 2054059647 2308826735 2627285595 2635740255 2953150475 3371295675 3423432745 3895630365 4378809325 4392900425 4998817725 5079418817 5798628561 6492717275 6926480205 7531552039 8859451425 9664380935 10270298235 11544133675 13136427975 13178701275 15238256451 17117163725 19478151825 19855909921 22594656117 25397094085 28993142805 34632401025 37657760195 48321904675 51351491175 59567729763 76191282255 99279549605 112973280585 126985470425 144965714025 188288800975 218415009131 297838648815 380956411275 496397748025 564866402925 655245027393 1092075045655 1489193244075 3276225136965 5460375228275 16381125684825
• Sum of all divisors σ(n): 31607395224912
• Sum of proper divisors (its aliquot sum) s(n): 15226269540087
• 16381125684825 is a deficient number, because the sum of its proper divisors (15226269540087) is less than itself. Its deficiency is 1154856144738

Bases of 16381125684825

• Binary: 11101110011000000111001011010110111001011001₂
• Hexadecimal: 0xEE6072D6E59
• Base-36: 5T1DVA8UX

Squares and roots of 16381125684825

• 16381125684825 squared (16381125684825²) is 268341278702033325235280625
• 16381125684825 cubed (16381125684825³) is 4395732212844661841964758282454179015625
• The square root of 16381125684825 is 4047360.3354316007
• The cube root of 16381125684825 is 25396.9314936733

Scales and comparisons

• 16,381,125,684,825 seconds is equal to 520,869 years, 6 weeks, 4 days, 2 hours, 13 minutes, 45 seconds.
• To count from 1 to 16,381,125,684,825 would take you about one million, three hundred two thousand, one hundred seventy-two 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 16381125684825 cubic inches would be around 2116.4 feet tall.

Recreational maths with 16381125684825

• 16381125684825 backwards is 52848652118361
• The number of decimal digits it has is: 14
• The sum of 16381125684825's digits is 60
• More coming soon!