1991472439607046

Names of 1991472439607046

• Cardinal: 1991472439607046 can be written as One quadrillion, nine hundred ninety-one trillion, four hundred seventy-two billion, four hundred thirty-nine million, six hundred seven thousand and forty-six.

Scientific notation

• Scientific notation: 1.991472439607046 × 10¹⁵

Factors of 1991472439607046

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 164884288834

Divisors of 1991472439607046

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 11 18 22 33 61 66 99 122 183 198 366 549 671 1098 1342 2013 4026 6039 12078 164884288757 329768577514 494652866271 989305732542 1483958598813 1813727176327 2967917197626 3627454352654 5441181528981 10057941614177 10882363057962 16323544586943 20115883228354 30173824842531 32647089173886 60347649685062 90521474527593 110637357755947 181042949055186 221274715511894 331912073267841 663824146535682 995736219803523 1991472439607046
• Sum of all divisors σ(n): 4784282522602128
• Sum of proper divisors (its aliquot sum) s(n): 2792810082995082
• 1991472439607046 is an abundant number, because the sum of its proper divisors (2792810082995082) is greater than itself. Its abundance is 801337643388036

Bases of 1991472439607046

• Binary: 111000100110011101111001111010101111011111100000110₂
• Hexadecimal: 0x7133BCF57BF06
• Base-36: JLX1T48WLI

Squares and roots of 1991472439607046

• 1991472439607046 squared (1991472439607046²) is 3965962477714439477778892846116
• 1991472439607046 cubed (1991472439607046³) is 7898104970883979590576857666202047983587333336
• The square root of 1991472439607046 is 44625916.6808598565
• The cube root of 1991472439607046 is 125812.7823359703

Scales and comparisons

• 1,991,472,439,607,046 seconds is equal to 63,322,663 years, 28 weeks, 4 days, 11 hours, 44 minutes, 6 seconds.
• To count from 1 to 1,991,472,439,607,046 would take you about one hundred eighty-nine million, nine hundred sixty-seven thousand, nine hundred ninety 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 1991472439607046 cubic inches would be around 10484.4 feet tall.

Recreational maths with 1991472439607046

• 1991472439607046 backwards is 6407069342741991
• The number of decimal digits it has is: 16
• The sum of 1991472439607046's digits is 72
• More coming soon!