18844245640920

Names of 18844245640920

• Cardinal: 18844245640920 can be written as Eighteen trillion, eight hundred forty-four billion, two hundred forty-five million, six hundred forty thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.884424564092 × 10¹³

Factors of 18844245640920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 22433625780

Divisors of 18844245640920

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 22433625763 44867251526 67300877289 89734503052 112168128815 134601754578 157035380341 179469006104 224336257630 269203509156 314070760682 336504386445 448672515260 471106141023 538407018312 628141521364 673008772890 785176901705 897345030520 942212282046 1256283042728 1346017545780 1570353803410 1884424564092 2355530705115 2692035091560 3140707606820 3768849128184 4711061410230 6281415213640 9422122820460 18844245640920
• Sum of all divisors σ(n): 64608842200320
• Sum of proper divisors (its aliquot sum) s(n): 45764596559400
• 18844245640920 is an abundant number, because the sum of its proper divisors (45764596559400) is greater than itself. Its abundance is 26920350918480

Bases of 18844245640920

• Binary: 100010010001110000100100100010100011011011000₂
• Hexadecimal: 0x1123849146D8
• Base-36: 6OGXDB6JC

Squares and roots of 18844245640920

• 18844245640920 squared (18844245640920²) is 355105593775332421578446400
• 18844245640920 cubed (18844245640920³) is 6691697037567116271153586319025866688000
• The square root of 18844245640920 is 4340995.9273097689
• The cube root of 18844245640920 is 26610.9013870077

Scales and comparisons

• 18,844,245,640,920 seconds is equal to 599,188 years, 37 weeks, 3 days, 22 hours, 2 minutes.
• To count from 1 to 18,844,245,640,920 would take you about one million, four hundred ninety-seven thousand, nine hundred seventy-one 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 18844245640920 cubic inches would be around 2217.6 feet tall.

Recreational maths with 18844245640920

• 18844245640920 backwards is 02904654244881
• The number of decimal digits it has is: 14
• The sum of 18844245640920's digits is 57
• More coming soon!