18181745051040

Names of 18181745051040

• Cardinal: 18181745051040 can be written as Eighteen trillion, one hundred eighty-one billion, seven hundred forty-five million, fifty-one thousand and forty.

Scientific notation

• Scientific notation: 1.818174505104 × 10¹³

Factors of 18181745051040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 62713

Divisors of 18181745051040

• Number of divisors d(n): 288
• 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 67 72 80 90 96 120 134 144 160 180 201 240 268 288 335 360 402 480 536 603 670 720 804 1005 1072 1206 1340 1440 1608 2010 2144 2412 2680 3015 3169 3216 4020 4824 5360 6030 6338 6432 8040 9507 9648 10720 12060 12676 15845 16080 19014 19296 24120 25352 28521 31690 32160 38028 47535 48240 50704 57042 59467 63380 76056 95070 96480 101408 114084 118934 126760 142605 152112 178401 190140 212323 228168 237868 253520 285210 297335 304224 356802 380280 424646 456336 475736 507040 535203 570420 594670 636969 713604 760560 849292 892005 912672 951472 1061615 1070406 1140840 1189340 1273938 1427208 1521120 1698584 1784010 1902944 1910907 2123230 2140812 2281680 2378680 2547876 2676015 2854416 3184845 3397168 3568020 3821814 3984289 4246460 4281624 4563360 4757360 5095752 5352030 5708832 6369690 6794336 7136040 7643628 7968578 8492920 8563248 9514720 9554535 10191504 10704060 11952867 12739380 14272080 15287256 15937156 16985840 17126496 19109070 19921445 20383008 21408120 23905734 25478760 28544160 30574512 31874312 33971680 35858601 38218140 39842890 42816240 47811468 50957520 59764335 61149024 63748624 71717202 76436280 79685780 85632480 95622936 101915040 119528670 127497248 143434404 152872560 159371560 179293005 188450923 191245872 239057340 286868808 305745120 318743120 358586010 376901846 382491744 478114680 565352769 573737616 637486240 717172020 753803692 942254615 956229360 1130705538 1147475232 1434344040 1507607384 1696058307 1884509230 1912458720 2261411076 2826763845 2868688080 3015214768 3392116614 3769018460 4522822152 5653527690 5737376160 6030429536 6784233228 7538036920 8480291535 9045644304 11307055380 12626211841 13568466456 15076073840 16960583070 18091288608 22614110760 25252423682 27136932912 30152147680 33921166140 37878635523 45228221520 50504847364 54273865824 63131059205 67842332280 75757271046 90456443040 101009694728 113635906569 126262118410 135684664560 151514542092 189393177615 202019389456 227271813138 252524236820 271369329120 303029084184 378786355230 404038778912 454543626276 505048473640 568179532845 606058168368 757572710460 909087252552 1010096947280 1136359065690 1212116336736 1515145420920 1818174505104 2020193894560 2272718131380 3030290841840 3636349010208 4545436262760 6060581683680 9090872525520 18181745051040
• Sum of all divisors σ(n): 62992183101120
• Sum of proper divisors (its aliquot sum) s(n): 44810438050080
• 18181745051040 is an abundant number, because the sum of its proper divisors (44810438050080) is greater than itself. Its abundance is 26628692999040

Bases of 18181745051040

• Binary: 100001000100101000100011101001000010110100000₂
• Hexadecimal: 0x1089447485A0
• Base-36: 6G0KTKBS0

Squares and roots of 18181745051040

• 18181745051040 squared (18181745051040²) is 330575853101017532205081600
• 18181745051040 cubed (18181745051040³) is 6010445881112751553358016199139364864000
• The square root of 18181745051040 is 4264005.7517597231
• The cube root of 18181745051040 is 26295.3236882445

Scales and comparisons

• 18,181,745,051,040 seconds is equal to 578,123 years, 13 weeks, 1 day, 24 minutes.
• To count from 1 to 18,181,745,051,040 would take you about one million, four hundred forty-five thousand, three hundred eight 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 18181745051040 cubic inches would be around 2191.3 feet tall.

Recreational maths with 18181745051040

• 18181745051040 backwards is 04015054718181
• 18181745051040 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18181745051040's digits is 45
• More coming soon!