18184906978184128

Names of 18184906978184128

• Cardinal: 18184906978184128 can be written as Eighteen quadrillion, one hundred eighty-four trillion, nine hundred six billion, nine hundred seventy-eight million, one hundred eighty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8184906978184128 × 10¹⁶

Factors of 18184906978184128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 37721

Divisors of 18184906978184128

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 112 169 182 208 224 338 364 416 448 676 728 832 1183 1352 1456 2197 2366 2704 2912 4394 4732 5408 5824 8788 9464 10816 15379 17576 18928 28561 30758 35152 37699 37856 57122 61516 70304 75398 75712 114244 123032 140608 150796 199927 228488 246064 263893 301592 399854 456976 490087 492128 527786 603184 799708 913952 980174 984256 1055572 1206368 1599416 1827904 1960348 2111144 2412736 3198832 3430609 3920696 4222288 6371131 6397664 6861218 7841392 8444576 12742262 12795328 13722436 15682784 16889152 25484524 27444872 31365568 44597917 50969048 54889744 82824703 89195834 101938096 109779488 165649406 178391668 203876192 219558976 331298812 356783336 407752384 579772921 662597624 713566672 1076721139 1159545842 1325195248 1421214601 1427133344 2153442278 2319091684 2650390496 2842429202 2854266688 4306884556 4638183368 5300780992 5684858404 7537047973 8613769112 9276366736 9948502207 11369716808 15074095946 17227538224 18475789813 18552733472 19897004414 22739433616 30148191892 34455076448 36951579626 37105466944 39794008828 45478867232 60296383784 68910152896 73903159252 79588017656 90957734464 120592767568 129330528691 147806318504 159176035312 240185267569 241185535136 258661057382 295612637008 318352070624 480370535138 482371070272 517322114764 591225274016 636704141248 960741070276 1034644229528 1182450548032 1681296872983 1921482140552 2069288459056 3122408478397 3362593745966 3842964281104 4138576918112 6244816956794 6725187491932 7685928562208 8277153836224 12489633913588 13450374983864 15371857124416 21856859348779 24979267827176 26900749967728 40591310219161 43713718697558 49958535654352 53801499935456 81182620438322 87427437395116 99917071308704 107602999870912 162365240876644 174854874790232 199834142617408 284139171534127 324730481753288 349709749580464 568278343068254 649460963506576 699419499160928 1136556686136508 1298921927013152 1398838998321856 2273113372273016 2597843854026304 4546226744546032 9092453489092064 18184906978184128
• Sum of all divisors σ(n): 44678566924364856
• Sum of proper divisors (its aliquot sum) s(n): 26493659946180728
• 18184906978184128 is an abundant number, because the sum of its proper divisors (26493659946180728) is greater than itself. Its abundance is 8308752967996600

Bases of 18184906978184128

• Binary: 1000000100110110001001110011000101101010100101111000000₂
• Hexadecimal: 0x409B1398B54BC0
• Base-36: 4Z20EXQFCN4

Squares and roots of 18184906978184128

• 18184906978184128 squared (18184906978184128²) is 330690841805209793588124271120384
• 18184906978184128 cubed (18184906978184128³) is 6013582196765143135494530384702029025432406065152
• The square root of 18184906978184128 is 134851425.5697140489
• The cube root of 18184906978184128 is 262968.4791081331

Scales and comparisons

• 18,184,906,978,184,128 seconds is equal to 578,223,792 years, 15 weeks, 2 days, 15 hours, 35 minutes, 28 seconds.
• To count from 1 to 18,184,906,978,184,128 would take you about one billion, seven hundred thirty-four million, six hundred seventy-one thousand, three hundred seventy-six 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 18184906978184128 cubic inches would be around 21914 feet tall.

Recreational maths with 18184906978184128

• 18184906978184128 backwards is 82148187960948181
• The number of decimal digits it has is: 17
• The sum of 18184906978184128's digits is 85
• More coming soon!