2138333008

Names of 2138333008

• Cardinal: 2138333008 can be written as Two billion, one hundred thirty-eight million, three hundred thirty-three thousand and eight.

Scientific notation

• Scientific notation: 2.138333008 × 10⁹

Factors of 2138333008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2838

Divisors of 2138333008

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 28 37 56 74 112 148 199 259 296 398 518 592 796 1036 1393 1592 2072 2593 2786 3184 4144 5186 5572 7363 10372 11144 14726 18151 20744 22288 29452 36302 41488 51541 58904 72604 95941 103082 117808 145208 191882 206164 290416 383764 412328 516007 671587 767528 824656 1032014 1343174 1535056 2064028 2686348 3612049 4128056 5372696 7224098 8256112 10745392 14448196 19092259 28896392 38184518 57792784 76369036 133645813 152738072 267291626 305476144 534583252 1069166504 2138333008
• Sum of all divisors σ(n): 4889171200
• Sum of proper divisors (its aliquot sum) s(n): 2750838192
• 2138333008 is an abundant number, because the sum of its proper divisors (2750838192) is greater than itself. Its abundance is 612505184

Bases of 2138333008

• Binary: 1111111011101000101111101010000₂
• Hexadecimal: 0x7F745F50
• Base-36: ZD3WB4

Squares and roots of 2138333008

• 2138333008 squared (2138333008²) is 4572468053102328064
• 2138333008 cubed (2138333008³) is 9777459365974204900895936512
• The square root of 2138333008 is 46242.1129275037
• The cube root of 2138333008 is 1288.3240475509

Scales and comparisons

• 2,138,333,008 seconds is equal to 67 years, 51 weeks, 4 days, 5 hours, 23 minutes, 28 seconds.
• To count from 1 to 2,138,333,008 would take you about one hundred thirty-five 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 2138333008 cubic inches would be around 107.4 feet tall.

Recreational maths with 2138333008

• 2138333008 backwards is 8003338312
• The number of decimal digits it has is: 10
• The sum of 2138333008's digits is 31
• More coming soon!