18240386309434590

Names of 18240386309434590

• Cardinal: 18240386309434590 can be written as Eighteen quadrillion, two hundred forty trillion, three hundred eighty-six billion, three hundred nine million, four hundred thirty-four thousand, five hundred ninety.

Scientific notation

• Scientific notation: 1.824038630943459 × 10¹⁶

Factors of 18240386309434590

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 103399

Divisors of 18240386309434590

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 35 42 70 79 105 158 210 237 395 474 553 790 911 1106 1185 1659 1822 2370 2733 2765 3318 4555 5466 5530 6377 8295 9110 12754 13591 13665 16590 19131 27182 27330 31885 38262 40773 63770 67955 71969 81546 88801 95137 95655 135910 143938 177602 190274 191310 203865 215907 266403 285411 359845 407730 431814 444005 475685 503783 532806 570822 621607 719690 888010 951370 1007566 1073689 1079535 1243214 1332015 1427055 1511349 1864821 2147378 2159070 2518915 2664030 2854110 3022698 3108035 3221067 3729642 5037830 5368445 6216070 6442134 7015279 7515823 7556745 9324105 10736890 12381401 14030558 15031646 15113490 16105335 18648210 21045837 22547469 24762802 32210670 35076395 37144203 37579115 42091674 45094938 49106953 61907005 70152790 74288406 75158230 80897711 86669807 98213906 105229185 112737345 123814010 147320859 161795422 173339614 185721015 210458370 225474690 242693133 245534765 260009421 294641718 371442030 404488555 433349035 485386266 491069530 520018842 566283977 736604295 808977110 866698070 978130679 1132567954 1206894391 1213465665 1300047105 1473208590 1698851931 1956261358 2413788782 2426931330 2600094210 2831419885 2934392037 3397703862 3620683173 4890653395 5662839770 5868784074 6034471955 6390919169 6846914753 7241366346 8448260737 8494259655 9781306790 12068943910 12781838338 13693829506 14671960185 16896521474 16988519310 18103415865 19172757507 20540744259 25344782211 29343920370 31954595845 34234573765 36206831730 38345515014 41081488518 42241303685 44736434183 50689564422 63909191690 68469147530 84482607370 89472868366 95344656889 95863787535 102703721295 126723911055 134209302549 190689313778 191727575070 205407442590 223682170915 253447822110 268418605098 286033970667 447364341830 476723284445 572067941334 667412598223 671046512745 953446568890 1099480790201 1334825196446 1342093025490 1430169853335 2002237794669 2198961580402 2860339706670 3298442370603 3337062991115 4004475589338 5497403951005 6596884741206 6674125982230 7696365531407 10011188973345 10994807902010 15392731062814 16492211853015 20022377946690 23089096594221 32984423706030 38481827657035 46178193188442 76963655314070 86858982425879 115445482971105 173717964851758 230890965942210 260576947277637 434294912129395 521153894555274 608012876981153 868589824258790 1216025753962306 1302884736388185 1824038630943459 2605769472776370 3040064384905765 3648077261886918 6080128769811530 9120193154717295 18240386309434590
• Sum of all divisors σ(n): 50723991567728640
• Sum of proper divisors (its aliquot sum) s(n): 32483605258294050
• 18240386309434590 is an abundant number, because the sum of its proper divisors (32483605258294050) is greater than itself. Its abundance is 14243218948859460

Bases of 18240386309434590

• Binary: 1000000110011011000100011100010100010100010110011011110₂
• Hexadecimal: 0x40CD88E28A2CDE
• Base-36: 4ZLODSFTHI6

Squares and roots of 18240386309434590

• 18240386309434590 squared (18240386309434590²) is 332711692717408822453245488468100
• 18240386309434590 cubed (18240386309434590³) is 6068789804831432065570049500619504580076251579000
• The square root of 18240386309434590 is 135056974.3087508603
• The cube root of 18240386309434590 is 263235.6329607657

Scales and comparisons

• 18,240,386,309,434,590 seconds is equal to 579,987,863 years, 21 weeks, 6 days, 2 hours, 56 minutes, 30 seconds.
• To count from 1 to 18,240,386,309,434,590 would take you about one billion, seven hundred thirty-nine million, nine hundred sixty-three thousand, five hundred ninety 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 18240386309434590 cubic inches would be around 21936.3 feet tall.

Recreational maths with 18240386309434590

• 18240386309434590 backwards is 09543490368304281
• The number of decimal digits it has is: 17
• The sum of 18240386309434590's digits is 69
• More coming soon!