12809757672040

Names of 12809757672040

• Cardinal: 12809757672040 can be written as Twelve trillion, eight hundred nine billion, seven hundred fifty-seven million, six hundred seventy-two thousand and forty.

Scientific notation

• Scientific notation: 1.280975767204 × 10¹³

Factors of 12809757672040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 11563

Divisors of 12809757672040

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 343 392 490 686 980 1372 1715 1960 2401 2744 3430 4802 6860 9604 11549 12005 13720 19208 23098 24010 46196 48020 57745 80843 92392 96040 115490 161686 230980 323372 404215 461960 565901 646744 808430 1131802 1616860 2263604 2829505 3233720 3961307 4527208 5659010 7922614 11318020 15845228 19806535 22636040 27729149 31690456 39613070 55458298 79226140 110916596 133379401 138645745 158452280 221833192 266758802 277291490 533517604 554582980 666897005 933655807 1067035208 1109165960 1333794010 1867311614 2667588020 3734623228 4668279035 5335176040 6535590649 7469246456 9336558070 13071181298 18673116140 26142362596 32677953245 37346232280 45749134543 52284725192 65355906490 91498269086 130711812980 182996538172 228745672715 261423625960 320243941801 365993076344 457491345430 640487883602 914982690860 1280975767204 1601219709005 1829965381720 2561951534408 3202439418010 6404878836020 12809757672040
• Sum of all divisors σ(n): 33626524837590
• Sum of proper divisors (its aliquot sum) s(n): 20816767165550
• 12809757672040 is an abundant number, because the sum of its proper divisors (20816767165550) is greater than itself. Its abundance is 8007009493510

Bases of 12809757672040

• Binary: 10111010011010000001000011100100001001101000₂
• Hexadecimal: 0xBA6810E4268
• Base-36: 4JGPYZ9T4

Squares and roots of 12809757672040

• 12809757672040 squared (12809757672040²) is 164089891616387640197761600
• 12809757672040 cubed (12809757672040³) is 2101951748037233650613907758434905664000
• The square root of 12809757672040 is 3579072.1803338919
• The cube root of 12809757672040 is 23398.0844805249

Scales and comparisons

• 12,809,757,672,040 seconds is equal to 407,310 years, 34 weeks, 6 days, 4 hours, 40 seconds.
• To count from 1 to 12,809,757,672,040 would take you about one million, eighteen thousand, two hundred seventy-six 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 12809757672040 cubic inches would be around 1949.8 feet tall.

Recreational maths with 12809757672040

• 12809757672040 backwards is 04027675790821
• The number of decimal digits it has is: 14
• The sum of 12809757672040's digits is 58
• More coming soon!