138804272310668754943

Names of 138804272310668754943

• Cardinal: 138804272310668754943 can be written as One hundred thirty-eight quintillion, eight hundred four quadrillion, two hundred seventy-two trillion, three hundred ten billion, six hundred sixty-eight million, seven hundred fifty-four thousand, nine hundred forty-three.

Scientific notation

• Scientific notation: 1.38804272310668754943 × 10²⁰

Factors of 138804272310668754943

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 10163751

Divisors of 138804272310668754943

• Number of divisors d(n): 32
• Complete list of divisors:
  1 17 883 5639 15011 95863 164093 2789581 4979237 9993119 84647029 144894119 169883023 925320427 2463200023 8823924077 15730447259 56351198041 150006709309 817057937041 957970366697 1639800876067 13889984929697 27876614893139 49758107870203 845887833793451 1447944173567161 9246837140141813 24615050950641737 157196231382410821 8164957194745220879 138804272310668754943
• Sum of all divisors σ(n): 147162676631149670400
• Sum of proper divisors (its aliquot sum) s(n): 8358404320480915457
• 138804272310668754943 is a deficient number, because the sum of its proper divisors (8358404320480915457) is less than itself. Its deficiency is 130445867990187839486

Bases of 138804272310668754943

• Binary: 1111000011001001011110101100011111111111111111111111111111111111111₂
• Hexadecimal: 0x7864BD63FFFFFFFFF
• Base-36: TAKIG0YIO1R7J

Squares and roots of 138804272310668754943

• 138804272310668754943 squared (138804272310668754943²) is 19266626011694284822534108289833786933249
• 138804272310668754943 cubed (138804272310668754943³) is 2674290003435027406357977320105036928826137610695209079799807
• The square root of 138804272310668754943 is 11781522495.4446679079
• The cube root of 138804272310668754943 is 5177668.9360768617

Scales and comparisons

• 138,804,272,310,668,754,943 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,804,272,310,668,754,943 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 138804272310668754943 cubic inches would be around 431472.4 feet tall.

Recreational maths with 138804272310668754943

• 138804272310668754943 backwards is 349457866013272408831
• The number of decimal digits it has is: 21
• The sum of 138804272310668754943's digits is 91
• More coming soon!