18464968125

Names of 18464968125

• Cardinal: 18464968125 can be written as Eighteen billion, four hundred sixty-four million, nine hundred sixty-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.8464968125 × 10¹⁰

Factors of 18464968125

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 559

Divisors of 18464968125

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 5 9 15 25 45 53 75 125 159 225 241 257 265 375 477 625 723 771 795 1125 1205 1285 1325 1875 2169 2313 2385 3615 3855 3975 5625 6025 6425 6625 10845 11565 11925 12773 13621 18075 19275 19875 30125 32125 33125 38319 40863 54225 57825 59625 61937 63865 68105 90375 96375 99375 114957 122589 150625 160625 185811 191595 204315 271125 289125 298125 309685 319325 340525 451875 481875 557433 574785 612945 929055 957975 1021575 1355625 1445625 1548425 1596625 1702625 2787165 2873925 3064725 3282661 4645275 4789875 5107875 7742125 7983125 8513125 9847983 13935825 14369625 15323625 16413305 23226375 23949375 25539375 29543949 38710625 49239915 69679125 71848125 76618125 82066525 116131875 147719745 246199575 348395625 410332625 738598725 1230997875 2051663125 3692993625 6154989375 18464968125
• Sum of all divisors σ(n): 34231286232
• Sum of proper divisors (its aliquot sum) s(n): 15766318107
• 18464968125 is a deficient number, because the sum of its proper divisors (15766318107) is less than itself. Its deficiency is 2698650018

Bases of 18464968125

• Binary: 10001001100100110010000110110111101₂
• Hexadecimal: 0x44C990DBD
• Base-36: 8HDKCL9

Squares and roots of 18464968125

• 18464968125 squared (18464968125²) is 340955047857266015625
• 18464968125 cubed (18464968125³) is 6295724090742266528161376953125
• The square root of 18464968125 is 135885.8643310627
• The cube root of 18464968125 is 2643.1157793249

Scales and comparisons

• 18,464,968,125 seconds is equal to 587 years, 6 weeks, 4 days, 21 hours, 48 minutes, 45 seconds.
• To count from 1 to 18,464,968,125 would take you about one thousand, one hundred seventy-four 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 18464968125 cubic inches would be around 220.3 feet tall.

Recreational maths with 18464968125

• 18464968125 backwards is 52186946481
• The number of decimal digits it has is: 11
• The sum of 18464968125's digits is 54
• More coming soon!