20748191420

Names of 20748191420

• Cardinal: 20748191420 can be written as Twenty billion, seven hundred forty-eight million, one hundred ninety-one thousand, four hundred twenty.

Scientific notation

• Scientific notation: 2.074819142 × 10¹⁰

Factors of 20748191420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3373

Divisors of 20748191420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 55 109 110 218 220 293 436 545 586 1090 1172 1199 1465 2180 2398 2930 2953 3223 4796 5860 5906 5995 6446 11812 11990 12892 14765 16115 23980 29530 31937 32230 32483 59060 63874 64460 64966 127748 129932 159685 162415 319370 321877 324830 351307 638740 643754 649660 702614 865229 1287508 1405228 1609385 1730458 1756535 3218770 3460916 3513070 3540647 4326145 6437540 7026140 7081294 8652290 9517519 14162588 17304580 17703235 19035038 35406470 38070076 47587595 70812940 94309961 95175190 188619922 190350380 377239844 471549805 943099610 1037409571 1886199220 2074819142 4149638284 5187047855 10374095710 20748191420
• Sum of all divisors σ(n): 48148309440
• Sum of proper divisors (its aliquot sum) s(n): 27400118020
• 20748191420 is an abundant number, because the sum of its proper divisors (27400118020) is greater than itself. Its abundance is 6651926600

Bases of 20748191420

• Binary: 10011010100101100000100011010111100₂
• Hexadecimal: 0x4D4B046BC
• Base-36: 9J4XQYK

Squares and roots of 20748191420

• 20748191420 squared (20748191420²) is 430487447200961616400
• 20748191420 cubed (20748191420³) is 8931835958432694825139811288000
• The square root of 20748191420 is 144042.3250992569
• The cube root of 20748191420 is 2747.8524906925

Scales and comparisons

• 20,748,191,420 seconds is equal to 659 years, 37 weeks, 6 days, 2 hours, 30 minutes, 20 seconds.
• To count from 1 to 20,748,191,420 would take you about one 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 20748191420 cubic inches would be around 229 feet tall.

Recreational maths with 20748191420

• 20748191420 backwards is 02419184702
• The number of decimal digits it has is: 11
• The sum of 20748191420's digits is 38
• More coming soon!