139407621152890

Names of 139407621152890

• Cardinal: 139407621152890 can be written as One hundred thirty-nine trillion, four hundred seven billion, six hundred twenty-one million, one hundred fifty-two thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.3940762115289 × 10¹⁴

Factors of 139407621152890

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2882

Divisors of 139407621152890

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 5 10 31 43 62 86 155 215 310 430 961 1333 1849 1922 2666 2801 3698 4805 5602 6665 9245 9610 13330 14005 18490 28010 41323 57319 82646 86831 114638 120443 173662 206615 240886 286595 413230 434155 573190 602215 868310 1204430 1776889 2691761 3553778 3733733 5179049 5383522 7467466 7845601 8884445 10358098 13458805 15691202 17768890 18668665 25895245 26917610 37337330 39228005 51790490 78456010 115745723 160550519 231491446 243213631 321101038 337360843 486427262 578728615 674721686 802752595 1157457230 1216068155 1605505190 1686804215 2432136310 3373608430 4977066089 7539622561 9954132178 10458186133 14506516249 15079245122 20916372266 24885330445 29013032498 37698112805 49770660890 52290930665 72532581245 75396225610 104581861330 145065162490 324203770123 449702003719 648407540246 899404007438 1621018850615 2248510018595 3242037701230 4497020037190 13940762115289 27881524230578 69703810576445 139407621152890
• Sum of all divisors σ(n): 265554498435246
• Sum of proper divisors (its aliquot sum) s(n): 126146877282356
• 139407621152890 is a deficient number, because the sum of its proper divisors (126146877282356) is less than itself. Its deficiency is 13260743870534

Bases of 139407621152890

• Binary: 11111101100101001011101101111001110000001111010₂
• Hexadecimal: 0x7ECA5DBCE07A
• Base-36: 1DEYZ68I9M

Squares and roots of 139407621152890

• 139407621152890 squared (139407621152890²) is 19434484835507703372755352100
• 139407621152890 cubed (139407621152890³) is 2709315299250043640870272619938919882569000
• The square root of 139407621152890 is 11807100.4549334635
• The cube root of 139407621152890 is 51851.6012028217

Scales and comparisons

• 139,407,621,152,890 seconds is equal to 4,432,731 years, 7 weeks, 17 hours, 8 minutes, 10 seconds.
• To count from 1 to 139,407,621,152,890 would take you about eleven million, eighty-one thousand, eight hundred twenty-seven 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 139407621152890 cubic inches would be around 4321 feet tall.

Recreational maths with 139407621152890

• 139407621152890 backwards is 098251126704931
• The number of decimal digits it has is: 15
• The sum of 139407621152890's digits is 58
• More coming soon!