18068653638720

Names of 18068653638720

• Cardinal: 18068653638720 can be written as Eighteen trillion, sixty-eight billion, six hundred fifty-three million, six hundred thirty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.806865363872 × 10¹³

Factors of 18068653638720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 146197

Divisors of 18068653638720

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 144 160 180 192 193 223 240 288 320 360 386 446 480 576 579 669 720 772 892 960 965 1115 1158 1338 1440 1544 1737 1784 1930 2007 2230 2316 2676 2880 2895 3088 3345 3474 3568 3860 4014 4460 4632 5352 5790 6176 6690 6948 7136 7720 8028 8685 8920 9264 10035 10704 11580 12352 13380 13896 14272 15440 16056 17370 17840 18528 20070 21408 23160 26760 27792 30880 32112 34740 35680 37056 40140 42816 43039 46320 53520 55584 61760 64224 69480 71360 80280 86078 92640 107040 111168 128448 129117 138960 145771 160560 172156 185280 214080 215195 258234 277920 291542 321120 344312 387351 430390 437313 516468 555840 583084 642240 645585 688624 728855 774702 860780 874626 1032936 1166168 1291170 1311939 1377248 1457710 1549404 1721560 1749252 1936755 2065872 2186565 2332336 2582340 2623878 2754496 2915420 3098808 3443120 3498504 3873510 4131744 4373130 4664672 5164680 5247756 5830840 6197616 6559695 6886240 6997008 7747020 8263488 8746260 9329344 10329360 10495512 11661680 12395232 13119390 13772480 13994016 15494040 17492520 20658720 20991024 23323360 24790464 26238780 27988032 28133803 30988080 32506933 34985040 41317440 41982048 46646720 52477560 56267606 61976160 65013866 69970080 83964096 84401409 97520799 104955120 112535212 123952320 130027732 139940160 140669015 162534665 168802818 195041598 209910240 225070424 253204227 260055464 281338030 292562397 325069330 337605636 390083196 419820480 422007045 450140848 487603995 506408454 520110928 562676060 585124794 650138660 675211272 780166392 844014090 900281696 975207990 1012816908 1040221856 1125352120 1170249588 1266021135 1300277320 1350422544 1462811985 1560332784 1688028180 1800563392 1950415980 2025633816 2080443712 2250704240 2340499176 2532042270 2600554640 2700845088 2925623970 3120665568 3376056360 3900831960 4051267632 4501408480 4680998352 5064084540 5201109280 5401690176 5851247940 6241331136 6273838069 6752112720 7801663920 8102535264 9002816960 9361996704 10128169080 10402218560 11702495880 12547676138 13504225440 15603327840 16205070528 18723993408 18821514207 20256338160 23404991760 25095352276 27008450880 31206655680 31369190345 37643028414 40512676320 46809983520 50190704552 56464542621 62738380690 75286056828 81025352640 93619967040 94107571035 100381409104 112929085242 125476761380 150572113656 188215142070 200762818208 225858170484 250953522760 282322713105 301144227312 376430284140 401525636416 451716340968 501907045520 564645426210 602288454624 752860568280 903432681936 1003814091040 1129290852420 1204576909248 1505721136560 1806865363872 2007628182080 2258581704840 3011442273120 3613730727744 4517163409680 6022884546240 9034326819360 18068653638720
• Sum of all divisors σ(n): 62751221524992
• Sum of proper divisors (its aliquot sum) s(n): 44682567886272
• 18068653638720 is an abundant number, because the sum of its proper divisors (44682567886272) is greater than itself. Its abundance is 26613914247552

Bases of 18068653638720

• Binary: 100000110111011101111101011101000010001000000₂
• Hexadecimal: 0x106EEFAE8440
• Base-36: 6EKMHUVK0

Squares and roots of 18068653638720

• 18068653638720 squared (18068653638720²) is 326476244316029496283238400
• 18068653638720 cubed (18068653638720³) is 5898986179816466075640984231905230848000
• The square root of 18068653638720 is 4250723.8958464475
• The cube root of 18068653638720 is 26240.6908250913

Scales and comparisons

• 18,068,653,638,720 seconds is equal to 574,527 years, 15 weeks, 2 days, 15 hours, 12 minutes.
• To count from 1 to 18,068,653,638,720 would take you about one million, four hundred thirty-six thousand, three hundred eighteen 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 18068653638720 cubic inches would be around 2186.7 feet tall.

Recreational maths with 18068653638720

• 18068653638720 backwards is 02783635686081
• The number of decimal digits it has is: 14
• The sum of 18068653638720's digits is 63
• More coming soon!