128449126404

Names of 128449126404

• Cardinal: 128449126404 can be written as One hundred twenty-eight billion, four hundred forty-nine million, one hundred twenty-six thousand, four hundred four.

Scientific notation

• Scientific notation: 1.28449126404 × 10¹¹

Factors of 128449126404

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6642

Divisors of 128449126404

• Number of divisors d(n): 63
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 729 972 1458 2916 6637 13274 19911 26548 39822 59733 79644 119466 179199 238932 358398 537597 716796 1075194 1612791 2150388 3225582 4838373 6451164 9676746 19353492 44049769 88099538 132149307 176199076 264298614 396447921 528597228 792895842 1189343763 1585791684 2378687526 3568031289 4757375052 7136062578 10704093867 14272125156 21408187734 32112281601 42816375468 64224563202 128449126404
• Sum of all divisors σ(n): 337075569957
• Sum of proper divisors (its aliquot sum) s(n): 208626443553
• 128449126404 is an abundant number, because the sum of its proper divisors (208626443553) is greater than itself. Its abundance is 80177317149

Bases of 128449126404

• Binary: 1110111101000001010100010000000000100₂
• Hexadecimal: 0x1DE82A2004
• Base-36: 1N0BAK90

Squares and roots of 128449126404

• 128449126404 squared (128449126404²) is 16499178073950769971216
• 128449126404 cubed (128449126404³) is 2119305009983007711705851425587264
• 128449126404 is a perfect square number. Its square root is 358398
• The cube root of 128449126404 is 5045.5717335719

Scales and comparisons

• 128,449,126,404 seconds is equal to 4,084 years, 14 weeks, 5 days, 16 hours, 53 minutes, 24 seconds.
• To count from 1 to 128,449,126,404 would take you about eight thousand, one hundred sixty-eight 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 128449126404 cubic inches would be around 420.5 feet tall.

Recreational maths with 128449126404

• 128449126404 backwards is 404621944821
• The number of decimal digits it has is: 12
• The sum of 128449126404's digits is 45
• More coming soon!