18421889228800

Names of 18421889228800

• Cardinal: 18421889228800 can be written as Eighteen trillion, four hundred twenty-one billion, eight hundred eighty-nine million, two hundred twenty-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 1.84218892288 × 10¹³

Factors of 18421889228800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 7423

Divisors of 18421889228800

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 8 10 16 20 23 25 32 40 46 50 64 80 92 100 115 128 160 184 200 230 256 320 368 400 460 512 529 575 640 736 800 920 1024 1058 1150 1280 1472 1600 1840 2048 2116 2300 2560 2645 2944 3200 3680 4096 4232 4600 5120 5290 5888 6400 7360 7393 8192 8464 9200 10240 10580 11776 12167 12800 13225 14720 14786 16928 18400 20480 21160 23552 24334 25600 26450 29440 29572 33856 36800 36965 40960 42320 47104 48668 51200 52900 58880 59144 60835 67712 73600 73930 84640 94208 97336 102400 105800 117760 118288 121670 135424 147200 147860 169280 170039 184825 188416 194672 204800 211600 235520 236576 243340 270848 294400 295720 304175 338560 340078 369650 389344 423200 471040 473152 486680 541696 588800 591440 608350 677120 680156 739300 778688 846400 850195 942080 946304 973360 1083392 1177600 1182880 1216700 1354240 1360312 1478600 1557376 1692800 1700390 1892608 1946720 2166784 2355200 2365760 2433400 2708480 2720624 2957200 3114752 3385600 3400780 3785216 3893440 3910897 4250975 4333568 4710400 4731520 4866800 5416960 5441248 5914400 6229504 6771200 6801560 7570432 7786880 7821794 8501950 9463040 9733600 10833920 10882496 11828800 12459008 13542400 13603120 15140864 15573760 15643588 17003900 18926080 19467200 19554485 21667840 21764992 23657600 24918016 27084800 27206240 30281728 31147520 31287176 34007800 37852160 38934400 39108970 43529984 47315200 49836032 54169600 54412480 60563456 62295040 62574352 68015600 75704320 77868800 78217940 87059968 89950631 94630400 97772425 99672064 108339200 108824960 124590080 125148704 136031200 151408640 155737600 156435880 174119936 179901262 189260800 195544850 217649920 249180160 250297408 272062400 302817280 311475200 312871760 348239872 359802524 378521600 391089700 435299840 449753155 498360320 500594816 544124800 622950400 625743520 696479744 719605048 757043200 782179400 870599680 899506310 1001189632 1088249600 1245900800 1251487040 1392959488 1439210096 1514086400 1564358800 1741199360 1799012620 2002379264 2176499200 2248765775 2491801600 2502974080 2878420192 3128717600 3482398720 3598025240 4004758528 4352998400 4497531550 5005948160 5756840384 6257435200 6964797440 7196050480 8009517056 8705996800 8995063100 10011896320 11513680768 12514870400 14392100960 16019034112 17411993600 17990126200 20023792640 23027361536 25029740800 28784201920 32038068224 34823987200 35980252400 40047585280 46054723072 50059481600 57568403840 71960504800 80095170560 92109446144 100118963200 115136807680 143921009600 160190341120 184218892288 200237926400 230273615360 287842019200 368437784576 400475852800 460547230720 575684038400 736875569152 800951705600 921094461440 1151368076800 1842188922880 2302736153600 3684377845760 4605472307200 9210944614400 18421889228800
• Sum of all divisors σ(n): 47766308876640
• Sum of proper divisors (its aliquot sum) s(n): 29344419647840
• 18421889228800 is an abundant number, because the sum of its proper divisors (29344419647840) is greater than itself. Its abundance is 10922530419040

Bases of 18421889228800

• Binary: 100001100000100101110001010011110000000000000₂
• Hexadecimal: 0x10C12E29E000
• Base-36: 6J2WD7H8G

Squares and roots of 18421889228800

• 18421889228800 squared (18421889228800²) is 339366002758177458749440000
• 18421889228800 cubed (18421889228800³) is 6251762910831780418455265054031872000000
• The square root of 18421889228800 is 4292072.8359150665
• The cube root of 18421889228800 is 26410.5870974671

Scales and comparisons

• 18,421,889,228,800 seconds is equal to 585,759 years, 4 weeks, 6 days, 12 hours, 26 minutes, 40 seconds.
• To count from 1 to 18,421,889,228,800 would take you about one million, four hundred sixty-four thousand, three hundred ninety-seven 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 18421889228800 cubic inches would be around 2200.9 feet tall.

Recreational maths with 18421889228800

• 18421889228800 backwards is 00882298812481
• The number of decimal digits it has is: 14
• The sum of 18421889228800's digits is 61
• More coming soon!