128828032164

Names of 128828032164

• Cardinal: 128828032164 can be written as One hundred twenty-eight billion, eight hundred twenty-eight million, thirty-two thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 1.28828032164 × 10¹¹

Factors of 128828032164

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 114

Divisors of 128828032164

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 36 39 43 52 53 78 86 106 117 129 156 159 172 212 234 258 318 387 468 477 516 559 636 689 774 954 1118 1378 1548 1677 1849 1908 2067 2236 2279 2756 2809 3354 3698 4134 4558 5031 5547 5618 6201 6708 6837 7396 8268 8427 9116 10062 11094 11236 12402 13674 16641 16854 20124 20511 22188 24037 24804 25281 27348 29627 33282 33708 36517 41022 48074 50562 59254 66564 72111 73034 82044 88881 96148 97997 101124 109551 118508 120787 144222 146068 148877 177762 195994 216333 219102 241574 266643 288444 293991 297754 328653 355524 362361 391988 432666 438204 446631 483148 533286 587982 595508 657306 724722 865332 881973 893262 1066572 1087083 1175964 1273961 1314612 1339893 1449444 1570231 1763946 1786524 1935401 2174166 2547922 2679786 3140462 3527892 3821883 3870802 4348332 4710693 5095844 5193841 5359572 5806203 6280924 6401711 7643766 7741604 9421386 10387682 11465649 11612406 12803422 14132079 15287532 15581523 17418609 18842772 19205133 20775364 22931298 23224812 25606844 28264158 31163046 34837218 38410266 45862596 46744569 56528316 57615399 62326092 67519933 69674436 76820532 83222243 93489138 115230798 135039866 166444486 186978276 202559799 230461596 249666729 270079732 275273573 332888972 405119598 499333458 550547146 607679397 749000187 810239196 825820719 998666916 1101094292 1215358794 1498000374 1651641438 2430717588 2477462157 2996000748 3303282876 3578556449 4954924314 7157112898 9909848628 10735669347 14314225796 21471338694 32207008041 42942677388 64414016082 128828032164
• Sum of all divisors σ(n): 365948626680
• Sum of proper divisors (its aliquot sum) s(n): 237120594516
• 128828032164 is an abundant number, because the sum of its proper divisors (237120594516) is greater than itself. Its abundance is 108292562352

Bases of 128828032164

• Binary: 1110111111110101111111100010010100100₂
• Hexadecimal: 0x1DFEBFC4A4
• Base-36: 1N6KVTT0

Squares and roots of 128828032164

• 128828032164 squared (128828032164²) is 16596661871248618522896
• 128828032164 cubed (128828032164³) is 2138115289364249453908212058426944
• The square root of 128828032164 is 358926.2210594261
• The cube root of 128828032164 is 5050.5280912175

Scales and comparisons

• 128,828,032,164 seconds is equal to 4,096 years, 17 weeks, 2 days, 4 hours, 29 minutes, 24 seconds.
• To count from 1 to 128,828,032,164 would take you about eight thousand, one hundred ninety-two 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 128828032164 cubic inches would be around 420.9 feet tall.

Recreational maths with 128828032164

• 128828032164 backwards is 461230828821
• The number of decimal digits it has is: 12
• The sum of 128828032164's digits is 45
• More coming soon!