120902193393891

Names of 120902193393891

• Cardinal: 120902193393891 can be written as One hundred twenty trillion, nine hundred two billion, one hundred ninety-three million, three hundred ninety-three thousand, eight hundred ninety-one.

Scientific notation

• Scientific notation: 1.20902193393891 × 10¹⁴

Factors of 120902193393891

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6793

Divisors of 120902193393891

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 13 21 39 43 91 129 273 301 559 903 1543 1677 2383 2801 3913 4629 7149 8403 10801 11739 16681 19607 20059 30979 32403 36413 50043 58821 60177 66349 92937 102469 109239 120443 140413 199047 216853 254891 307407 361329 421239 464443 650559 717283 764673 843101 862537 1332097 1393329 1565759 2151849 2529303 2587611 3676969 3996291 4321943 4697277 6037759 6674783 9324679 10960313 11030907 12965829 18113277 20024349 25738783 27974037 30253601 32880939 46723481 47800597 56185259 77216349 86772179 90760803 140170443 143401791 158109667 168555777 185843549 260316537 287015669 334604179 393296813 474329001 557530647 607405253 861047007 1003812537 1106767669 1179890439 1300904843 1822215759 2009109683 2055425671 2415966137 3320303007 3731203697 3902714529 6027329049 6166277013 7247898411 10299190169 11193611091 14387979697 16911762959 26118425879 30897570507 43163939091 50735288877 72094331183 78355277637 133889472197 216282993549 401668416591 442865177267 937226305379 1328595531801 2811678916137 3100056240869 5757247304471 9300168722607 17271741913413 40300731131297 120902193393891
• Sum of all divisors σ(n): 203307017109504
• Sum of proper divisors (its aliquot sum) s(n): 82404823715613
• 120902193393891 is a deficient number, because the sum of its proper divisors (82404823715613) is less than itself. Its deficiency is 38497369678278

Bases of 120902193393891

• Binary: 11011011111010110111100010010100011000011100011₂
• Hexadecimal: 0x6DF5BC4A30E3
• Base-36: 16UTP8CELF

Squares and roots of 120902193393891

• 120902193393891 squared (120902193393891²) is 14617340367453820561076119881
• 120902193393891 cubed (120902193393891³) is 1767268512010231546739346168166632969046971
• The square root of 120902193393891 is 10995553.3464164959
• The cube root of 120902193393891 is 49447.5441176367

Scales and comparisons

• 120,902,193,393,891 seconds is equal to 3,844,315 years, 40 weeks, 2 days, 1 hour, 24 minutes, 51 seconds.
• To count from 1 to 120,902,193,393,891 would take you about nine million, six hundred ten thousand, seven hundred eighty-nine 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 120902193393891 cubic inches would be around 4120.6 feet tall.

Recreational maths with 120902193393891

• 120902193393891 backwards is 198393391209021
• The number of decimal digits it has is: 15
• The sum of 120902193393891's digits is 60
• More coming soon!