18118897891200073

Names of 18118897891200073

• Cardinal: 18118897891200073 can be written as Eighteen quadrillion, one hundred eighteen trillion, eight hundred ninety-seven billion, eight hundred ninety-one million, two hundred thousand and seventy-three.

Scientific notation

• Scientific notation: 1.8118897891200073 × 10¹⁶

Factors of 18118897891200073

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 627

Divisors of 18118897891200073

• Number of divisors d(n): 216
• Complete list of divisors:
  1 11 17 61 121 187 191 289 347 671 1037 1331 2057 2101 3179 3247 3721 3817 5899 7381 11407 11651 17629 21167 22627 23111 34969 35717 36481 40931 41987 55199 63257 64889 66277 81191 100283 125477 128161 193919 198067 232837 254221 359839 384659 392887 401291 450241 461857 607189 620177 695827 710711 713779 729047 1075369 1103113 1126709 1291187 1380247 1409771 2133109 2178737 2225341 2561207 3367139 3958229 4042897 4321757 4414201 4952651 6117263 6679079 6821947 7654097 7817821 7851569 8019517 10543009 11829059 12082087 12134243 12393799 12658907 14203057 15507481 19154053 21950179 23464199 23966107 24478751 28173277 37038529 37830797 43540519 44471867 48556211 67289893 68729249 73469869 75041417 84195067 85996031 88214687 115973099 130119649 132902957 133476673 135745801 136331789 139247977 156233627 205395479 210694583 215201419 241451969 246616717 263627177 269266261 373153043 407423819 416138767 478945709 489190537 643123549 740188823 756021739 772193327 825455587 945956341 1168397233 1275704089 1431316139 1461932527 1493203811 1499649679 1531727747 1718569897 2259350269 2307678617 2317640413 2367215609 2655971659 2712783887 2961928871 3658424123 4104683473 4192484189 4481662009 4577526437 5381095907 7074359039 8142077053 8316239129 8494126597 12852369563 13127286559 14032744979 16081257797 16425241921 16849005217 24852852959 25384464787 25494044543 26039371699 29215688249 29840622757 39230536489 40242665353 45151518203 46117326079 47103792947 50352790807 71272231213 77817949429 91478630419 93435392567 141376065193 144400152149 180677661131 223163871503 273381382549 279229112657 286433088689 328246850327 431535901379 442669318883 496666700233 507290586869 518141722417 783994543343 800764480099 855997443719 1027789318237 1555136717123 1588401673639 2454802586533 3071520239227 4746894915169 4869362507713 5580196455559 5699558946587 8623939976773 8808409281089 13612996161683 17472418410029 27002828451863 52215844066859 62695148412457 94863339744503 96892502091979 149742957778513 297031112970493 1065817523011769 1647172535563643 18118897891200073
• Sum of all divisors σ(n): 21699087740811936
• Sum of proper divisors (its aliquot sum) s(n): 3580189849611863
• 18118897891200073 is a deficient number, because the sum of its proper divisors (3580189849611863) is less than itself. Its deficiency is 14538708041588210

Bases of 18118897891200073

• Binary: 1000000010111110000101010101000100001101100110001001001₂
• Hexadecimal: 0x405F0AA886CC49
• Base-36: 4YEM2S4C8Y1

Squares and roots of 18118897891200073

• 18118897891200073 squared (18118897891200073²) is 328294460791734452396532115205329
• 18118897891200073 cubed (18118897891200073³) is 5948333813332022417413550325001936019946614789017
• The square root of 18118897891200073 is 134606455.6074487573
• The cube root of 18118897891200073 is 262649.9117275489

Scales and comparisons

• 18,118,897,891,200,073 seconds is equal to 576,124,907 years, 26 weeks, 3 days, 8 hours, 1 minute, 13 seconds.
• To count from 1 to 18,118,897,891,200,073 would take you about one billion, seven hundred twenty-eight million, three hundred seventy-four thousand, seven 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 18118897891200073 cubic inches would be around 21887.5 feet tall.

Recreational maths with 18118897891200073

• 18118897891200073 backwards is 37000219879881181
• The number of decimal digits it has is: 17
• The sum of 18118897891200073's digits is 73
• More coming soon!