12990511731925

Names of 12990511731925

• Cardinal: 12990511731925 can be written as Twelve trillion, nine hundred ninety billion, five hundred eleven million, seven hundred thirty-one thousand, nine hundred twenty-five.

Scientific notation

• Scientific notation: 1.2990511731925 × 10¹³

Factors of 12990511731925

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 25

Divisors of 12990511731925

• Number of divisors d(n): 90
• Complete list of divisors:
  1 5 7 13 25 35 49 65 91 169 175 245 325 455 637 845 1183 1225 2197 2275 3185 4225 5915 8281 10985 15379 15925 28561 29575 41405 54925 76895 107653 142805 199927 207025 371293 384475 538265 714025 999635 1399489 1856465 2599051 2691325 4826809 4998175 6997445 9282325 12995255 18193357 24134045 33787663 34987225 62748517 64976275 90966785 120670225 168938315 236513641 313742585 439239619 454833925 815730721 844691575 1182568205 1568712925 2196198095 3074677333 4078653605 5710115047 5912841025 10604499373 10980990475 15373386665 20393268025 28550575235 39970805329 53022496865 74231495611 76866933325 142752876175 199854026645 265112484325 371157478055 519620469277 999270133225 1855787390275 2598102346385 12990511731925
• Sum of all divisors σ(n): 20299662924618
• Sum of proper divisors (its aliquot sum) s(n): 7309151192693
• 12990511731925 is a deficient number, because the sum of its proper divisors (7309151192693) is less than itself. Its deficiency is 5681360539232

Bases of 12990511731925

• Binary: 10111101000010010110110101100101010011010101₂
• Hexadecimal: 0xBD096D654D5
• Base-36: 4LRRBA311

Squares and roots of 12990511731925

• 12990511731925 squared (12990511731925²) is 168753395057281063064205625
• 12990511731925 cubed (12990511731925³) is 2192192958293783957127698961093077078125
• The square root of 12990511731925 is 3604235.2492484451
• The cube root of 12990511731925 is 23507.6249480147

Scales and comparisons

• 12,990,511,731,925 seconds is equal to 413,058 years, 4 weeks, 5 days, 1 hour, 5 minutes, 25 seconds.
• To count from 1 to 12,990,511,731,925 would take you about one million, thirty-two thousand, six hundred forty-five 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 12990511731925 cubic inches would be around 1959 feet tall.

Recreational maths with 12990511731925

• 12990511731925 backwards is 52913711509921
• The number of decimal digits it has is: 14
• The sum of 12990511731925's digits is 55
• More coming soon!