129120380743816

Names of 129120380743816

• Cardinal: 129120380743816 can be written as One hundred twenty-nine trillion, one hundred twenty billion, three hundred eighty million, seven hundred forty-three thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.29120380743816 × 10¹⁴

Factors of 129120380743816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1738991

Divisors of 129120380743816

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 7 8 11 14 22 28 44 56 67 77 88 134 154 268 308 469 536 616 737 938 1474 1801 1876 2948 3602 3752 5159 5896 7204 10318 12607 14408 19811 20636 25214 39622 41272 50428 79244 100856 120667 138677 158488 241334 277354 482668 554708 844669 965336 1109416 1327337 1689338 1737103 2654674 3378676 3474206 5309348 6757352 6948412 9291359 10618696 12159721 13896824 18582718 19108133 24319442 37165436 38216266 48638884 74330872 76432532 97277768 116385901 133756931 152865064 232771802 267513862 465543604 535027724 814701307 931087208 1070055448 1280244911 1629402614 2560489822 3128522503 3258805228 5120979644 6257045006 6517610456 8961714377 10241959288 12514090012 17923428754 21899657521 25028180024 34413747533 35846857508 43799315042 68827495066 71693715016 87598630084 137654990132 175197260168 209611007701 240896232731 275309980264 419222015402 481792465462 838444030804 963584930924 1467277053907 1676888061608 1927169861848 2305721084711 2934554107814 4611442169422 5869108215628 9222884338844 11738216431256 16140047592977 18445768677688 32280095185954 64560190371908 129120380743816
• Sum of all divisors σ(n): 306515197071360
• Sum of proper divisors (its aliquot sum) s(n): 177394816327544
• 129120380743816 is an abundant number, because the sum of its proper divisors (177394816327544) is greater than itself. Its abundance is 48274435583728

Bases of 129120380743816

• Binary: 11101010110111100101110011011010111000010001000₂
• Hexadecimal: 0x756F2E6D7088
• Base-36: 19RP30WLFS

Squares and roots of 129120380743816

• 129120380743816 squared (129120380743816²) is 16672072723428009693422241856
• 129120380743816 cubed (129120380743816³) is 2152704377837613959107691827021183528362496
• The square root of 129120380743816 is 11363114.9225824519
• The cube root of 129120380743816 is 50543.4558138717

Scales and comparisons

• 129,120,380,743,816 seconds is equal to 4,105,628 years, 37 weeks, 4 hours, 50 minutes, 16 seconds.
• To count from 1 to 129,120,380,743,816 would take you about ten million, two hundred sixty-four thousand and seventy-one 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 129120380743816 cubic inches would be around 4212 feet tall.

Recreational maths with 129120380743816

• 129120380743816 backwards is 618347083021921
• The number of decimal digits it has is: 15
• The sum of 129120380743816's digits is 55
• More coming soon!