20799187824

Names of 20799187824

• Cardinal: 20799187824 can be written as Twenty billion, seven hundred ninety-nine million, one hundred eighty-seven thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 2.0799187824 × 10¹⁰

Factors of 20799187824

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 13632

Divisors of 20799187824

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 38 41 48 57 76 82 114 123 152 164 228 246 304 328 456 492 656 779 912 984 1558 1681 1968 2337 3116 3362 4674 5043 6232 6724 9348 10086 12464 13448 13567 18696 20172 26896 27134 31939 37392 40344 40701 54268 63878 80688 81402 95817 108536 127756 162804 191634 217072 255512 257773 325608 383268 511024 515546 556247 651216 766536 773319 1031092 1112494 1533072 1546638 1668741 2062184 2224988 3093276 3337482 4124368 4449976 6186552 6674964 8899952 10568693 12373104 13349928 21137386 22806127 26699856 31706079 42274772 45612254 63412158 68418381 84549544 91224508 126824316 136836762 169099088 182449016 253648632 273673524 364898032 433316413 507297264 547347048 866632826 1094694096 1299949239 1733265652 2599898478 3466531304 5199796956 6933062608 10399593912 20799187824
• Sum of all divisors σ(n): 57976606720
• Sum of proper divisors (its aliquot sum) s(n): 37177418896
• 20799187824 is an abundant number, because the sum of its proper divisors (37177418896) is greater than itself. Its abundance is 16378231072

Bases of 20799187824

• Binary: 10011010111101110100110101101110000₂
• Hexadecimal: 0x4D7BA6B70
• Base-36: 9JZAS1C

Squares and roots of 20799187824

• 20799187824 squared (20799187824²) is 432606214138029854976
• 20799187824 cubed (20799187824³) is 8997857901686447214965305012224
• The square root of 20799187824 is 144219.2352774065
• The cube root of 20799187824 is 2750.1019388769

Scales and comparisons

• 20,799,187,824 seconds is equal to 661 years, 18 weeks, 1 day, 8 hours, 10 minutes, 24 seconds.
• To count from 1 to 20,799,187,824 would take you about one thousand, three hundred twenty-two 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 20799187824 cubic inches would be around 229.2 feet tall.

Recreational maths with 20799187824

• 20799187824 backwards is 42878199702
• 20799187824 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20799187824's digits is 57
• More coming soon!