28179359402920

Names of 28179359402920

• Cardinal: 28179359402920 can be written as Twenty-eight trillion, one hundred seventy-nine billion, three hundred fifty-nine million, four hundred two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.817935940292 × 10¹³

Factors of 28179359402920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4043839

Divisors of 28179359402920

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 40 44 47 55 88 94 110 188 220 235 337 376 440 470 517 674 940 1034 1348 1685 1880 2068 2585 2696 3370 3707 4136 5170 6740 7414 10340 13480 14828 15839 18535 20680 29656 31678 37070 63356 74140 79195 126712 148280 158390 174229 316780 348458 633560 696916 871145 1393832 1742290 3484580 4043437 6969160 8086874 16173748 20217185 32347496 40434370 44477807 80868740 88955614 161737480 177911228 190041539 222389035 355822456 380083078 444778070 760166156 889556140 950207695 1362638269 1520332312 1779112280 1900415390 2090456929 2725276538 3800830780 4180913858 5450553076 6813191345 7601661560 8361827716 10452284645 10901106152 13626382690 14989020959 16723655432 20904569290 27252765380 29978041918 41809138580 54505530760 59956083836 64043998643 74945104795 83618277160 119912167672 128087997286 149890209590 256175994572 299780419180 320219993215 512351989144 599560838360 640439986430 704483985073 1280879972860 1408967970146 2561759945720 2817935940292 3522419925365 5635871880584 7044839850730 14089679701460 28179359402920
• Sum of all divisors σ(n): 70848797160960
• Sum of proper divisors (its aliquot sum) s(n): 42669437758040
• 28179359402920 is an abundant number, because the sum of its proper divisors (42669437758040) is greater than itself. Its abundance is 14490078355120

Bases of 28179359402920

• Binary: 110011010000100000100101101010000101110101000₂
• Hexadecimal: 0x19A104B50BA8
• Base-36: 9ZLF30OMG

Squares and roots of 28179359402920

• 28179359402920 squared (28179359402920²) is 794076296358935818904526400
• 28179359402920 cubed (28179359402920³) is 22376561348438066627812056303589377088000
• The square root of 28179359402920 is 5308423.4385474563
• The cube root of 28179359402920 is 30430.5899535177

Scales and comparisons

• 28,179,359,402,920 seconds is equal to 896,016 years, 24 weeks, 1 day, 2 hours, 8 minutes, 40 seconds.
• To count from 1 to 28,179,359,402,920 would take you about two million, two hundred forty thousand and forty-one 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 28179359402920 cubic inches would be around 2535.9 feet tall.

Recreational maths with 28179359402920

• 28179359402920 backwards is 02920495397182
• The number of decimal digits it has is: 14
• The sum of 28179359402920's digits is 61
• More coming soon!