19849421472

Names of 19849421472

• Cardinal: 19849421472 can be written as Nineteen billion, eight hundred forty-nine million, four hundred twenty-one thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.9849421472 × 10¹⁰

Factors of 19849421472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 554

Divisors of 19849421472

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 61 96 122 181 183 244 307 362 366 488 543 614 724 732 921 976 1086 1228 1448 1464 1842 1952 2172 2456 2896 2928 3684 3721 4344 4912 5792 5856 7368 7442 8688 9824 11041 11163 14736 14884 17376 18727 22082 22326 29472 29768 33123 37454 44164 44652 55567 56181 59536 66246 74908 88328 89304 111134 112362 119072 132492 149816 166701 176656 178608 222268 224724 264984 299632 333402 353312 357216 444536 449448 529968 599264 666804 673501 889072 898896 1059936 1142347 1333608 1347002 1778144 1797792 2020503 2284694 2667216 2694004 3389587 3427041 4041006 4569388 5334432 5388008 6779174 6854082 8082012 9138776 10168761 10776016 13558348 13708164 16164024 18277552 20337522 21552032 27116696 27416328 32328048 36555104 40675044 54233392 54832656 64656096 81350088 108466784 109665312 162700176 206764807 325400352 413529614 620294421 827059228 1240588842 1654118456 2481177684 3308236912 4962355368 6616473824 9924710736 19849421472
• Sum of all divisors σ(n): 53439081696
• Sum of proper divisors (its aliquot sum) s(n): 33589660224
• 19849421472 is an abundant number, because the sum of its proper divisors (33589660224) is greater than itself. Its abundance is 13740238752

Bases of 19849421472

• Binary: 10010011111000111100010001010100000₂
• Hexadecimal: 0x49F1E22A0
• Base-36: 949TZMO

Squares and roots of 19849421472

• 19849421472 squared (19849421472²) is 393999532773094646784
• 19849421472 cubed (19849421472³) is 7820662785784232585762585346048
• The square root of 19849421472 is 140887.9749020477
• The cube root of 19849421472 is 2707.5882316805

Scales and comparisons

• 19,849,421,472 seconds is equal to 631 years, 7 weeks, 5 days, 16 hours, 11 minutes, 12 seconds.
• To count from 1 to 19,849,421,472 would take you about one thousand, two hundred sixty-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 19849421472 cubic inches would be around 225.6 feet tall.

Recreational maths with 19849421472

• 19849421472 backwards is 27412494891
• The number of decimal digits it has is: 11
• The sum of 19849421472's digits is 51
• More coming soon!