18168948420753

Names of 18168948420753

• Cardinal: 18168948420753 can be written as Eighteen trillion, one hundred sixty-eight billion, nine hundred forty-eight million, four hundred twenty thousand, seven hundred fifty-three.

Scientific notation

• Scientific notation: 1.8168948420753 × 10¹³

Factors of 18168948420753

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 14542

Divisors of 18168948420753

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 13 17 39 41 51 123 169 221 507 533 663 697 1599 2091 2873 6277 6929 8191 8619 9061 18831 20787 24573 27183 81601 106483 106709 117793 139247 244803 257357 319449 320127 335831 353379 417741 772071 1007493 1060813 1384279 1387217 1810211 3182439 3345641 4152837 4161651 4365803 4375069 5430633 5709127 10036923 13097409 13125207 17127381 18033821 23532743 43493333 51414907 54101463 56755439 56875897 70598229 74218651 130479999 154244721 170266317 170627691 222655953 668393791 739386661 874053419 964842463 2005181373 2108011187 2218159983 2622160257 2894527389 6324033561 8689119283 11362694447 26067357849 27404145431 34088083341 35836190179 82212436293 107508570537 147715027811 356253890603 443145083433 465870472327 1068761671809 1397611416981 6056316140251 18168948420753
• Sum of all divisors σ(n): 28460605243392
• Sum of proper divisors (its aliquot sum) s(n): 10291656822639
• 18168948420753 is a deficient number, because the sum of its proper divisors (10291656822639) is less than itself. Its deficiency is 7877291598114

Bases of 18168948420753

• Binary: 100001000011001001001101101110111000010010001₂
• Hexadecimal: 0x108649B77091
• Base-36: 6FUP6S4NL

Squares and roots of 18168948420753

• 18168948420753 squared (18168948420753²) is 330110686715982932721087009
• 18168948420753 cubed (18168948420753³) is 5997764040082046441306895261192054297777
• The square root of 18168948420753 is 4262504.9467130241
• The cube root of 18168948420753 is 26289.1532040889

Scales and comparisons

• 18,168,948,420,753 seconds is equal to 577,716 years, 18 weeks, 4 days, 20 hours, 52 minutes, 33 seconds.
• To count from 1 to 18,168,948,420,753 would take you about one million, four hundred forty-four thousand, two 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 18168948420753 cubic inches would be around 2190.8 feet tall.

Recreational maths with 18168948420753

• 18168948420753 backwards is 35702484986181
• The number of decimal digits it has is: 14
• The sum of 18168948420753's digits is 66
• More coming soon!