28045809288

Names of 28045809288

• Cardinal: 28045809288 can be written as Twenty-eight billion, forty-five million, eight hundred nine thousand, two hundred eighty-eight.

Scientific notation

• Scientific notation: 2.8045809288 × 10¹⁰

Factors of 28045809288

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 689

Divisors of 28045809288

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 29 36 42 56 58 63 72 84 87 116 126 127 168 174 203 232 252 254 261 348 381 406 504 508 521 522 609 696 762 812 841 889 1016 1042 1044 1143 1218 1524 1563 1624 1682 1778 1827 2084 2088 2286 2436 2523 2667 3048 3126 3364 3556 3647 3654 3683 4168 4572 4689 4872 5046 5334 5887 6252 6728 7112 7294 7308 7366 7569 8001 9144 9378 10092 10668 10941 11049 11774 12504 14588 14616 14732 15109 15138 16002 17661 18756 20184 21336 21882 22098 23548 25781 29176 29464 30218 30276 32004 32823 33147 35322 37512 43764 44196 45327 47096 51562 52983 60436 60552 64008 65646 66167 66294 70644 77343 87528 88392 90654 103124 105763 105966 106807 120872 131292 132334 132588 135981 141288 154686 181308 198501 206248 211526 211932 213614 232029 262584 264668 265176 271962 309372 317289 320421 362616 397002 423052 423864 427228 438161 463169 464058 529336 543924 595503 618744 634578 640842 747649 794004 846104 854456 876322 926338 928116 951867 961263 1087848 1191006 1269156 1281684 1314483 1389507 1495298 1588008 1752644 1852676 1856232 1903734 1918843 1922526 2242947 2382012 2538312 2563368 2628966 2779014 2990596 3067127 3505288 3705352 3807468 3837686 3845052 3943449 4168521 4485894 4764024 5257932 5558028 5756529 5981192 6134254 6728841 7614936 7675372 7690104 7886898 8337042 8971788 9201381 10515864 11116056 11513058 12268508 13431901 13457682 15350744 15773796 16674084 17269587 17943576 18402762 23026116 24537016 26863802 26915364 27604143 31547592 33348168 34539174 36805524 40295703 46052232 53727604 53830728 55208286 55646447 69078348 73611048 80591406 107455208 110416572 111292894 120887109 138156696 161182812 166939341 220833144 222585788 241774218 322365624 333878682 389525129 445171576 483548436 500818023 667757364 779050258 967096872 1001636046 1168575387 1335514728 1558100516 2003272092 2337150774 3116201032 3505726161 4006544184 4674301548 7011452322 9348603096 14022904644 28045809288
• Sum of all divisors σ(n): 90786908160
• Sum of proper divisors (its aliquot sum) s(n): 62741098872
• 28045809288 is an abundant number, because the sum of its proper divisors (62741098872) is greater than itself. Its abundance is 34695289584

Bases of 28045809288

• Binary: 11010000111101010010001011010001000₂
• Hexadecimal: 0x687A91688
• Base-36: CVTR0Y0

Squares and roots of 28045809288

• 28045809288 squared (28045809288²) is 786567418618867066944
• 28045809288 cubed (28045809288³) is 22059919814739206118135352975872
• The square root of 28045809288 is 167468.8307954647
• The cube root of 28045809288 is 3038.2440693455

Scales and comparisons

• 28,045,809,288 seconds is equal to 891 years, 40 weeks, 6 hours, 34 minutes, 48 seconds.
• To count from 1 to 28,045,809,288 would take you about one thousand, seven hundred eighty-three 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 28045809288 cubic inches would be around 253.2 feet tall.

Recreational maths with 28045809288

• 28045809288 backwards is 88290854082
• The number of decimal digits it has is: 11
• The sum of 28045809288's digits is 54
• More coming soon!