12721516685957470127104

Names of 12721516685957470127104

• Cardinal: 12721516685957470127104 can be written as Twelve sextillion, seven hundred twenty-one quintillion, five hundred sixteen quadrillion, six hundred eighty-five trillion, nine hundred fifty-seven billion, four hundred seventy million, one hundred twenty-seven thousand, one hundred four.

Scientific notation

• Scientific notation: 1.2721516685957470127104 × 10²²

Factors of 12721516685957470127104

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 59371

Divisors of 12721516685957470127104

• Number of divisors d(n): 33
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 512 1024 59369 118738 237476 474952 949904 1899808 3799616 7599232 15198464 30396928 60793856 3524678161 7049356322 14098712644 28197425288 56394850576 112789701152 225579402304 451158804608 902317609216 1804635218432 3609270436864
• Sum of all divisors σ(n): 12721516689563337416197
• Sum of proper divisors (its aliquot sum) s(n): 3605867289093
• 12721516685957470127104 is a deficient number, because the sum of its proper divisors (3605867289093) is less than itself. Its deficiency is 12721516682351602838011

Bases of 12721516685957470127104

• Binary: 10101100011010001010000010010110000110010011101011100101001000010000000000₂
• Hexadecimal: 0x2B1A2825864EB948400
• Base-36: 22KS4B8NDU9L69S

Squares and roots of 12721516685957470127104

• 12721516685957470127104 squared (12721516685957470127104²) is 161836986791094333620601962504776549915426816
• 12721516685957470127104 cubed (12721516685957470127104³) is 2058811927867985254876441786455231213498277824095067273965930020864
• 12721516685957470127104 is a perfect square number. Its square root is 112789701152
• The cube root of 12721516685957470127104 is 23344234.1474248215

Scales and comparisons

• 12,721,516,685,957,470,127,104 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 12,721,516,685,957,470,127,104 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 12721516685957470127104 cubic inches would be around 1945352.8 feet tall.

Recreational maths with 12721516685957470127104

• 12721516685957470127104 backwards is 40172107475958661512721
• The number of decimal digits it has is: 23
• The sum of 12721516685957470127104's digits is 91
• More coming soon!