13388667989439888872

Names of 13388667989439888872

• Cardinal: 13388667989439888872 can be written as Thirteen quintillion, three hundred eighty-eight quadrillion, six hundred sixty-seven trillion, nine hundred eighty-nine billion, four hundred thirty-nine million, eight hundred eighty-eight thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.3388667989439888872 × 10¹⁹

Factors of 13388667989439888872

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 38332

Divisors of 13388667989439888872

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 31 62 124 248 961 1922 3844 7688 29791 38299 59582 76598 119164 153196 238328 306392 1187269 2374538 4749076 9498152 36805339 73610678 147221356 294442712 1140965509 1466813401 2281931018 2933626802 4563862036 5867253604 9127724072 11734507208 45471215431 90942430862 181884861724 363769723448 1409607678361 2819215356722 5638430713444 11276861426888 43697838029191 87395676058382 174791352116764 349582704233528
• Sum of all divisors σ(n): 13388995740177109104
• Sum of proper divisors (its aliquot sum) s(n): 327750737220232
• 13388667989439888872 is a deficient number, because the sum of its proper divisors (327750737220232) is less than itself. Its deficiency is 13388340238702668640

Bases of 13388667989439888872

• Binary: 1011100111001110000110101001100110100110001101010011110111101000₂
• Hexadecimal: 0xB9CE1A99A6353DE8
• Base-36: 2TPY6P7DX22G8

Squares and roots of 13388667989439888872

• 13388667989439888872 squared (13388667989439888872²) is 179256430531452356239720939035709432384
• 13388667989439888872 cubed (13388667989439888872³) is 2400004833357711328690603084268456410732219745707158030848
• The square root of 13388667989439888872 is 3659052881.4762829103
• 13388667989439888872 is a perfect cube number. Its cube root is 2374538

Scales and comparisons

• 13,388,667,989,439,888,872 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 13,388,667,989,439,888,872 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 13388667989439888872 cubic inches would be around 197878.2 feet tall.

Recreational maths with 13388667989439888872

• 13388667989439888872 backwards is 27888893498976688331
• The number of decimal digits it has is: 20
• The sum of 13388667989439888872's digits is 125
• More coming soon!