108728509602790121

Names of 108728509602790121

• Cardinal: 108728509602790121 can be written as One hundred eight quadrillion, seven hundred twenty-eight trillion, five hundred nine billion, six hundred two million, seven hundred ninety thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.08728509602790121 × 10¹⁷

Factors of 108728509602790121

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 22372

Divisors of 108728509602790121

• Number of divisors d(n): 54
• Complete list of divisors:
  1 11 29 121 319 841 2801 3509 9251 19531 30811 81229 101761 214841 338921 566399 893519 2355641 2363251 6230389 9828709 16425571 25912051 54706331 68534279 180681281 285032561 381459961 601769641 1586483599 1987494091 4196059571 6619466051 11062338869 17451319589 46008024371 46156655281 121685727559 191964515479 320807827201 506088268081 1068469350761 1338543003149 3528886099211 5566970948891 11753162858371 30985611172069 38817747091321 129284791442081 340841722892759 898582723990001 3749258951820349 9884409963890011 108728509602790121
• Sum of all divisors σ(n): 123825224399092398
• Sum of proper divisors (its aliquot sum) s(n): 15096714796302277
• 108728509602790121 is a deficient number, because the sum of its proper divisors (15096714796302277) is less than itself. Its deficiency is 93631794806487844

Bases of 108728509602790121

• Binary: 110000010010010000000000011011111110101001111101011101001₂
• Hexadecimal: 0x1824800DFD4FAE9
• Base-36: TQL1FR6KOH5

Squares and roots of 108728509602790121

• 108728509602790121 squared (108728509602790121²) is 11821888800444023555875107975194641
• 108728509602790121 cubed (108728509602790121³) is 1285376349962194999659376493329728897975911646941561
• The square root of 108728509602790121 is 329740063.6907655493
• The cube root of 108728509602790121 is 477288.6918662467

Scales and comparisons

• 108,728,509,602,790,121 seconds is equal to 3,457,230,286 years, 2 days, 8 hours, 48 minutes, 41 seconds.
• To count from 1 to 108,728,509,602,790,121 would take you about ten billion, three hundred seventy-one million, six hundred ninety thousand, eight hundred fifty-eight 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 108728509602790121 cubic inches would be around 39774.1 feet tall.

Recreational maths with 108728509602790121

• 108728509602790121 backwards is 121097206905827801
• The number of decimal digits it has is: 18
• The sum of 108728509602790121's digits is 68
• More coming soon!