28027556942

Names of 28027556942

• Cardinal: 28027556942 can be written as Twenty-eight billion, twenty-seven million, five hundred fifty-six thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 2.8027556942 × 10¹⁰

Factors of 28027556942

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 176

Divisors of 28027556942

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 7 11 14 22 49 59 77 97 98 118 121 154 194 242 343 413 539 649 679 686 826 847 1067 1078 1298 1358 1694 2134 2891 3481 3773 4543 4753 5723 5782 5929 6962 7139 7469 7546 9086 9506 11446 11737 11858 14278 14938 20237 23474 24367 31801 33271 38291 40061 40474 41503 48734 49973 52283 62953 63602 66542 76582 80122 82159 83006 99946 104566 125906 164318 170569 222607 268037 280427 337657 341138 349811 365981 421201 440671 445214 536074 560854 575113 675314 692483 699622 731962 842402 881342 1150226 1193983 1384966 1876259 1962989 2363599 2387966 2448677 2948407 3084697 3714227 3752518 3925978 4025791 4727198 4847381 4897354 5896814 6169394 7428454 8051582 9694762 13133813 16545193 20638849 21592879 25999589 26267626 33090386 33931667 40856497 41277698 43185758 51999178 67863334 81712994 115816351 144471943 181997123 231632702 237521669 285995479 288943886 363994246 475043338 571990958 1273979861 2001968353 2547959722 4003936706 14013778471 28027556942
• Sum of all divisors σ(n): 55384072800
• Sum of proper divisors (its aliquot sum) s(n): 27356515858
• 28027556942 is a deficient number, because the sum of its proper divisors (27356515858) is less than itself. Its deficiency is 671041084

Bases of 28027556942

• Binary: 11010000110100100101001010001001110₂
• Hexadecimal: 0x68692944E
• Base-36: CVIVTCE

Squares and roots of 28027556942

• 28027556942 squared (28027556942²) is 785543948137052391364
• 28027556942 cubed (28027556942³) is 22016877736854730718991779048888
• The square root of 28027556942 is 167414.3271706457
• The cube root of 28027556942 is 3037.5848250841

Scales and comparisons

• 28,027,556,942 seconds is equal to 891 years, 9 weeks, 6 days, 29 minutes, 2 seconds.
• To count from 1 to 28,027,556,942 would take you about one thousand, seven hundred eighty-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 28027556942 cubic inches would be around 253.1 feet tall.

Recreational maths with 28027556942

• 28027556942 backwards is 24965572082
• The number of decimal digits it has is: 11
• The sum of 28027556942's digits is 50
• More coming soon!