130821749919

Names of 130821749919

• Cardinal: 130821749919 can be written as One hundred thirty billion, eight hundred twenty-one million, seven hundred forty-nine thousand, nine hundred nineteen.

Scientific notation

• Scientific notation: 1.30821749919 × 10¹¹

Factors of 130821749919

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 17845

Divisors of 130821749919

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 21 27 31 49 63 93 147 181 189 217 279 441 543 651 837 1267 1323 1519 1629 1953 3801 4557 4887 5611 5859 8869 11403 13671 16833 17623 26607 34209 39277 41013 50499 52869 79821 117831 123361 151497 158607 239463 274939 353493 370083 475821 546313 824817 863527 1060479 1110249 1638939 2474451 2590581 3189763 3330747 3824191 4916817 7423353 7771743 9569289 11472573 14750451 22328341 23315229 26769337 28707867 34417719 66985023 80308011 86123601 98882653 103253157 156298387 200955069 240924033 296647959 468895161 602865207 692178571 722772099 889943877 1406685483 2076535713 2669831631 4220056449 4845249997 6229607139 14535749991 18688821417 43607249973 130821749919
• Sum of all divisors σ(n): 234024161280
• Sum of proper divisors (its aliquot sum) s(n): 103202411361
• 130821749919 is a deficient number, because the sum of its proper divisors (103202411361) is less than itself. Its deficiency is 27619338558

Bases of 130821749919

• Binary: 1111001110101100101010111110010011111₂
• Hexadecimal: 0x1E75957C9F
• Base-36: 1O3JW49R

Squares and roots of 130821749919

• 130821749919 squared (130821749919²) is 17114330251869376506561
• 130821749919 cubed (130821749919³) is 2238926632241231855595777004718559
• The square root of 130821749919 is 361692.8944823217
• The cube root of 130821749919 is 5076.4485003641

Scales and comparisons

• 130,821,749,919 seconds is equal to 4,159 years, 37 weeks, 5 days, 14 hours, 58 minutes, 39 seconds.
• To count from 1 to 130,821,749,919 would take you about eight thousand, three hundred nineteen 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 130821749919 cubic inches would be around 423 feet tall.

Recreational maths with 130821749919

• 130821749919 backwards is 919947128031
• The number of decimal digits it has is: 12
• The sum of 130821749919's digits is 54
• More coming soon!