18007142307840

Names of 18007142307840

• Cardinal: 18007142307840 can be written as Eighteen trillion, seven billion, one hundred forty-two million, three hundred seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.800714230784 × 10¹³

Factors of 18007142307840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 3987568

Divisors of 18007142307840

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 49 56 60 63 64 70 72 80 84 90 96 98 105 112 120 126 128 140 144 147 160 168 180 192 196 210 224 240 245 252 256 280 288 294 315 320 336 360 384 392 420 441 448 480 490 504 512 560 576 588 630 640 672 720 735 768 784 840 882 896 960 980 1008 1024 1120 1152 1176 1260 1280 1344 1440 1470 1536 1568 1680 1764 1792 1920 1960 2016 2048 2205 2240 2304 2352 2520 2560 2688 2880 2940 3072 3136 3360 3528 3584 3840 3920 4032 4410 4480 4608 4704 5040 5120 5376 5760 5880 6144 6272 6720 7056 7168 7680 7840 8064 8820 8960 9216 9408 10080 10240 10752 11520 11760 12544 13440 14112 14336 15360 15680 16128 17640 17920 18432 18816 20160 21504 23040 23520 25088 26880 28224 30720 31360 32256 35280 35840 37632 40320 43008 46080 47040 50176 53760 56448 62720 64512 70560 71680 75264 80640 92160 94080 100352 107520 112896 125440 129024 141120 150528 161280 188160 215040 225792 250880 282240 301056 322560 376320 451584 501760 564480 645120 752640 903168 1128960 1505280 2257920 3987551 4515840 7975102 11962653 15950204 19937755 23925306 27912857 31900408 35887959 39875510 47850612 55825714 59813265 63800816 71775918 79751020 83738571 95701224 111651428 119626530 127601632 139564285 143551836 159502040 167477142 179439795 191402448 195389999 223302856 239253060 251215713 255203264 279128570 287103672 319004080 334954284 358879590 382804896 390779998 418692855 446605712 478506120 502431426 510406528 558257140 574207344 586169997 638008160 669908568 717759180 765609792 781559996 837385710 893211424 957012240 976949995 1004862852 1020813056 1116514280 1148414688 1172339994 1256078565 1276016320 1339817136 1435518360 1531219584 1563119992 1674771420 1758509991 1786422848 1914024480 1953899990 2009725704 2041626112 2233028560 2296829376 2344679988 2512157130 2552032640 2679634272 2871036720 2930849985 3062439168 3126239984 3349542840 3517019982 3572845696 3828048960 3907799980 4019451408 4083252224 4466057120 4593658752 4689359976 5024314260 5104065280 5359268544 5742073440 5861699970 6124878336 6252479968 6699085680 7034039964 7145691392 7656097920 7815599960 8038902816 8166504448 8792549955 8932114240 9187317504 9378719952 10048628520 10208130560 10718537088 11484146880 11723399940 12249756672 12504959936 13398171360 14068079928 14291382784 15312195840 15631199920 16077805632 17585099910 17864228480 18374635008 18757439904 20097257040 20416261120 21437074176 22968293760 23446799880 24499513344 25009919872 26796342720 28136159856 28582765568 30624391680 31262399840 32155611264 35170199820 35728456960 36749270016 37514879808 40194514080 40832522240 42874148352 45936587520 46893599760 50019839744 53592685440 56272319712 57165531136 61248783360 62524799680 64311222528 70340399640 71456913920 73498540032 75029759616 80389028160 85748296704 91873175040 93787199520 100039679488 107185370880 112544639424 122497566720 125049599360 128622445056 140680799280 142913827840 150059519232 160778056320 171496593408 183746350080 187574399040 200079358976 214370741760 225089278848 250099198720 257244890112 281361598560 285827655680 300119038464 321556112640 367492700160 375148798080 400158717952 428741483520 450178557696 500198397440 514489780224 562723197120 600238076928 643112225280 750297596160 857482967040 900357115392 1000396794880 1125446394240 1200476153856 1286224450560 1500595192320 1800714230784 2000793589760 2250892788480 2572448901120 3001190384640 3601428461568 4501785576960 6002380769280 9003571153920 18007142307840
• Sum of all divisors σ(n): 72598847106240
• Sum of proper divisors (its aliquot sum) s(n): 54591704798400
• 18007142307840 is an abundant number, because the sum of its proper divisors (54591704798400) is greater than itself. Its abundance is 36584562490560

Bases of 18007142307840

• Binary: 100000110000010011101010100100001100000000000₂
• Hexadecimal: 0x10609D521800
• Base-36: 6DSD7LKW0

Squares and roots of 18007142307840

• 18007142307840 squared (18007142307840²) is 324257174094801281325465600
• 18007142307840 cubed (18007142307840³) is 5838945078263136607953233718546530304000
• The square root of 18007142307840 is 4243482.3326885667
• The cube root of 18007142307840 is 26210.8798062737

Scales and comparisons

• 18,007,142,307,840 seconds is equal to 572,571 years, 22 weeks, 22 hours, 24 minutes.
• To count from 1 to 18,007,142,307,840 would take you about one million, four hundred thirty-one thousand, four hundred twenty-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 18007142307840 cubic inches would be around 2184.2 feet tall.

Recreational maths with 18007142307840

• 18007142307840 backwards is 04870324170081
• 18007142307840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18007142307840's digits is 45
• More coming soon!