1813128010

Names of 1813128010

• Cardinal: 1813128010 can be written as One billion, eight hundred thirteen million, one hundred twenty-eight thousand and ten.

Scientific notation

• Scientific notation: 1.81312801 × 10⁹

Factors of 1813128010

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2303

Divisors of 1813128010

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 19 38 61 73 95 122 146 190 305 365 610 730 1159 1387 2143 2318 2774 4286 4453 5795 6935 8906 10715 11590 13870 21430 22265 40717 44530 81434 84607 130723 156439 169214 203585 261446 312878 407170 423035 653615 782195 846070 1307230 1564390 2483737 2972341 4967474 5944682 9542779 12418685 14861705 19085558 24837370 29723410 47713895 95427790 181312801 362625602 906564005 1813128010
• Sum of all divisors σ(n): 3541201920
• Sum of proper divisors (its aliquot sum) s(n): 1728073910
• 1813128010 is a deficient number, because the sum of its proper divisors (1728073910) is less than itself. Its deficiency is 85054100

Bases of 1813128010

• Binary: 1101100000100100010001101001010₂
• Hexadecimal: 0x6C12234A
• Base-36: TZHMIY

Squares and roots of 1813128010

• 1813128010 squared (1813128010²) is 3287433180646560100
• 1813128010 cubed (1813128010³) is 5960537180833668027458401000
• The square root of 1813128010 is 42580.8408794377
• The cube root of 1813128010 is 1219.3905425875

Scales and comparisons

• 1,813,128,010 seconds is equal to 57 years, 33 weeks, 6 days, 6 hours, 40 minutes, 10 seconds.
• To count from 1 to 1,813,128,010 would take you about one hundred fifteen 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 1813128010 cubic inches would be around 101.6 feet tall.

Recreational maths with 1813128010

• 1813128010 backwards is 0108213181
• The number of decimal digits it has is: 10
• The sum of 1813128010's digits is 25
• More coming soon!