20420017272

Names of 20420017272

• Cardinal: 20420017272 can be written as Twenty billion, four hundred twenty million, seventeen thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.0420017272 × 10¹⁰

Factors of 20420017272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 187

Divisors of 20420017272

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 73 108 109 146 216 218 219 292 327 436 438 584 654 657 872 876 981 1308 1314 1752 1962 1971 2616 2628 2943 3924 3942 5256 5886 7848 7884 7957 11772 11881 15768 15914 23544 23762 23871 31828 35643 47524 47742 63656 71286 71613 95048 95484 106929 142572 143226 190968 213858 214839 285144 286452 320787 427716 429678 572904 641574 855432 859356 867313 1283148 1295029 1718712 1734626 2566296 2590058 2601939 3469252 3885087 5180116 5203878 6938504 7770174 7805817 10360232 10407756 11655261 15540348 15611634 20815512 23310522 23417451 31080696 31223268 34965783 46621044 46834902 62446536 69931566 93242088 93669804 94537117 139863132 187339608 189074234 279726264 283611351 378148468 567222702 756296936 850834053 1134445404 1701668106 2268890808 2552502159 3403336212 5105004318 6806672424 10210008636 20420017272
• Sum of all divisors σ(n): 58031688000
• Sum of proper divisors (its aliquot sum) s(n): 37611670728
• 20420017272 is an abundant number, because the sum of its proper divisors (37611670728) is greater than itself. Its abundance is 17191653456

Bases of 20420017272

• Binary: 10011000001001000001011110001111000₂
• Hexadecimal: 0x4C120BC78
• Base-36: 9DPJU60

Squares and roots of 20420017272

• 20420017272 squared (20420017272²) is 416977105388778321984
• 20420017272 cubed (20420017272³) is 8514679694067417609892457307648
• The square root of 20420017272 is 142898.6258576337
• The cube root of 20420017272 is 2733.2878344333

Scales and comparisons

• 20,420,017,272 seconds is equal to 649 years, 15 weeks, 1 day, 19 hours, 1 minute, 12 seconds.
• To count from 1 to 20,420,017,272 would take you about one thousand, two hundred ninety-eight 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 20420017272 cubic inches would be around 227.8 feet tall.

Recreational maths with 20420017272

• 20420017272 backwards is 27271002402
• 20420017272 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20420017272's digits is 27
• More coming soon!