18238770165021984

Names of 18238770165021984

• Cardinal: 18238770165021984 can be written as Eighteen quadrillion, two hundred thirty-eight trillion, seven hundred seventy billion, one hundred sixty-five million, twenty-one thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.8238770165021984 × 10¹⁶

Factors of 18238770165021984

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 699176

Divisors of 18238770165021984

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 929 1858 2787 3716 5574 7432 8361 11148 14864 16722 22296 29728 33444 44592 66888 89184 117353 133776 234706 267552 352059 469412 580889 704118 938824 1056177 1161778 1408236 1742667 1877648 2112354 2323556 2816472 3485334 3755296 4224708 4647112 5228001 5632944 6970668 8449416 9294224 10456002 11265888 13941336 16898832 18588448 20912004 27882672 33797664 41824008 55765344 83648016 109020937 167296032 218041874 327062811 436083748 539645881 654125622 872167496 981188433 1079291762 1308251244 1618937643 1744334992 1962376866 2158583524 2616502488 3237875286 3488669984 3924753732 4317167048 4856812929 5233004976 6475750572 7849507464 8634334096 9713625858 10466009952 12951501144 15699014928 17268668192 19427251716 25903002288 31398029856 38854503432 51806004576 68169066817 77709006864 136338133634 155418013728 204507200451 272676267268 409014400902 545352534536 613521601353 818028801804 1090705069072 1227043202706 1636057603608 2181410138144 2454086405412 3272115207216 4908172810824 6544230414432 9816345621648 19632691243296 63329063072993 126658126145986 189987189218979 253316252291972 379974378437958 506632504583944 569961567656937 759948756875916 1013265009167888 1139923135313874 1519897513751832 2026530018335776 2279846270627748 3039795027503664 4559692541255496 6079590055007328 9119385082510992 18238770165021984
• Sum of all divisors σ(n): 51922864953250200
• Sum of proper divisors (its aliquot sum) s(n): 33684094788228216
• 18238770165021984 is an abundant number, because the sum of its proper divisors (33684094788228216) is greater than itself. Its abundance is 15445324623206232

Bases of 18238770165021984

• Binary: 1000000110011000001000010011000110100110111110100100000₂
• Hexadecimal: 0x40CC1098D37D20
• Base-36: 4ZL3RCD5VS0

Squares and roots of 18238770165021984

• 18238770165021984 squared (18238770165021984²) is 332652737132496049471615203296256
• 18238770165021984 cubed (18238770165021984³) is 6067176817325069636856380177391747577631504891904
• The square root of 18238770165021984 is 135050990.9812659761
• The cube root of 18238770165021984 is 263227.8582832737

Scales and comparisons

• 18,238,770,165,021,984 seconds is equal to 579,936,475 years, 1 week, 2 days, 23 hours, 26 minutes, 24 seconds.
• To count from 1 to 18,238,770,165,021,984 would take you about one billion, seven hundred thirty-nine million, eight hundred nine thousand, four hundred twenty-five 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 18238770165021984 cubic inches would be around 21935.7 feet tall.

Recreational maths with 18238770165021984

• 18238770165021984 backwards is 48912056107783281
• 18238770165021984 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18238770165021984's digits is 72
• More coming soon!