129733816172

Names of 129733816172

• Cardinal: 129733816172 can be written as One hundred twenty-nine billion, seven hundred thirty-three million, eight hundred sixteen thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.29733816172 × 10¹¹

Factors of 129733816172

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 191

Divisors of 129733816172

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 19 29 31 37 38 58 62 73 74 76 116 124 146 148 292 361 551 589 703 722 899 1073 1102 1147 1178 1369 1387 1406 1444 1798 2117 2146 2204 2263 2294 2356 2701 2738 2774 2812 3596 4234 4292 4526 4588 5402 5476 5548 8468 9052 10469 10804 11191 13357 17081 20387 20938 21793 22382 26011 26353 26714 33263 34162 39701 40223 40774 41876 42439 42997 43586 44764 51319 52022 52706 53428 65627 66526 68324 78329 79402 80446 81548 83731 84878 85994 87172 99937 102638 104044 105412 131254 133052 156658 158804 160892 167462 169756 171988 199874 205276 262508 313316 324539 334924 387353 399748 414067 494209 631997 649078 754319 764237 774706 806341 816943 828134 975061 988418 1230731 1246913 1263994 1298156 1488251 1508638 1528474 1549412 1590889 1612682 1633886 1656268 1898803 1950122 1976836 2428199 2461462 2493826 2527988 2898173 2976502 3017276 3056948 3098047 3181778 3225364 3267772 3797606 3900244 4856398 4922924 4987652 5796346 5953004 6196094 6363556 7595212 9712796 11592692 12007943 12392188 14332061 15320479 23383889 23691347 24015886 28276769 28664122 30226891 30640958 36077257 46135781 46767778 47382694 48031772 55065287 56553538 57328244 58862893 60453782 61281916 72154514 89843363 92271562 93535556 94765388 110130574 113107076 117725786 120907564 144309028 179686726 184543124 220261148 235451572 359373452 444293891 876579839 888587782 1046240453 1118394967 1707023897 1753159678 1777175564 2092480906 2236789934 3414047794 3506319356 4184961812 4473579868 6828095588 32433454043 64866908086 129733816172
• Sum of all divisors σ(n): 266575397760
• Sum of proper divisors (its aliquot sum) s(n): 136841581588
• 129733816172 is an abundant number, because the sum of its proper divisors (136841581588) is greater than itself. Its abundance is 7107765416

Bases of 129733816172

• Binary: 1111000110100101111001110111101101100₂
• Hexadecimal: 0x1E34BCEF6C
• Base-36: 1NLK5X7W

Squares and roots of 129733816172

• 129733816172 squared (129733816172²) is 16830863058550288733584
• 129733816172 cubed (129733816172³) is 2183532094054068831380309338720448
• The square root of 129733816172 is 360185.8078436739
• The cube root of 129733816172 is 5062.3371354419

Scales and comparisons

• 129,733,816,172 seconds is equal to 4,125 years, 6 weeks, 6 days, 19 hours, 9 minutes, 32 seconds.
• To count from 1 to 129,733,816,172 would take you about eight thousand, two hundred fifty 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 129733816172 cubic inches would be around 421.9 feet tall.

Recreational maths with 129733816172

• 129733816172 backwards is 271618337921
• The number of decimal digits it has is: 12
• The sum of 129733816172's digits is 50
• More coming soon!