18038923650744500

Names of 18038923650744500

• Cardinal: 18038923650744500 can be written as Eighteen quadrillion, thirty-eight trillion, nine hundred twenty-three billion, six hundred fifty million, seven hundred forty-four thousand, five hundred.

Scientific notation

• Scientific notation: 1.80389236507445 × 10¹⁶

Factors of 18038923650744500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 201592

Divisors of 18038923650744500

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 20 25 28 35 50 70 100 125 127 140 175 250 254 350 500 508 635 700 875 889 1270 1750 1778 2540 3175 3500 3556 4445 6350 8890 12700 15875 17780 22225 31750 44450 63500 88900 111125 201451 222250 402902 444500 805804 1007255 1410157 2014510 2820314 4029020 5036275 5640628 7050785 10072550 14101570 20145100 25181375 25584277 28203140 35253925 50362750 51168554 70507850 100725500 102337108 127921385 141015700 176269625 179089939 255842770 352539250 358179878 511685540 639606925 705078500 716359756 895449695 1279213850 1790899390 2558427700 3198034625 3581798780 4477248475 6396069250 8954496950 12792138500 17908993900 22386242375 40582505401 44772484750 81165010802 89544969500 162330021604 202912527005 284077537807 405825054010 568155075614 811650108020 1014562635025 1136310151228 1420387689035 2029125270050 2840775378070 4058250540100 5072813175125 5153978185927 5681550756140 7101938445175 10145626350250 10307956371854 14203876890350 20291252700500 20615912743708 25769890929635 28407753780700 35509692225875 36077847301489 51539781859270 71019384451750 72155694602978 103079563718540 128849454648175 142038768903500 144311389205956 180389236507445 257698909296350 360778473014890 515397818592700 644247273240875 721556946029780 901946182537225 1288494546481750 1803892365074450 2576989092963500 3607784730148900 4509730912686125 9019461825372250 18038923650744500
• Sum of all divisors σ(n): 45379907464679424
• Sum of proper divisors (its aliquot sum) s(n): 27340983813934924
• 18038923650744500 is an abundant number, because the sum of its proper divisors (27340983813934924) is greater than itself. Its abundance is 9302060163190424

Bases of 18038923650744500

• Binary: 1000000000101100100111000110100010101010100000010110100₂
• Hexadecimal: 0x40164E345540B4
• Base-36: 4XM9J4EG2WK

Squares and roots of 18038923650744500

• 18038923650744500 squared (18038923650744500²) is 325402766477389279815404280250000
• 18038923650744500 cubed (18038923650744500³) is 5869915660226667029560980224135521399146125000000
• The square root of 18038923650744500 is 134309060.1960437365
• The cube root of 18038923650744500 is 262262.9086470293

Scales and comparisons

• 18,038,923,650,744,500 seconds is equal to 573,581,974 years, 2 weeks, 6 hours, 48 minutes, 20 seconds.
• To count from 1 to 18,038,923,650,744,500 would take you about one billion, seven hundred twenty million, seven hundred forty-five thousand, nine hundred twenty-two 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 18038923650744500 cubic inches would be around 21855.2 feet tall.

Recreational maths with 18038923650744500

• 18038923650744500 backwards is 00544705632983081
• The number of decimal digits it has is: 17
• The sum of 18038923650744500's digits is 65
• More coming soon!