28738746008

Names of 28738746008

• Cardinal: 28738746008 can be written as Twenty-eight billion, seven hundred thirty-eight million, seven hundred forty-six thousand and eight.

Scientific notation

• Scientific notation: 2.8738746008 × 10¹⁰

Factors of 28738746008

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 42211

Divisors of 28738746008

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 23 28 46 56 92 161 184 322 529 644 1058 1288 2116 3703 4232 7406 12167 14812 24334 29624 42179 48668 84358 85169 97336 168716 170338 295253 337432 340676 590506 681352 970117 1181012 1940234 2362024 3880468 6790819 7760936 13581638 22312691 27163276 44625382 54326552 89250764 156188837 178501528 312377674 513191893 624755348 1026383786 1249510696 2052767572 3592343251 4105535144 7184686502 14369373004 28738746008
• Sum of all divisors σ(n): 64383552000
• Sum of proper divisors (its aliquot sum) s(n): 35644805992
• 28738746008 is an abundant number, because the sum of its proper divisors (35644805992) is greater than itself. Its abundance is 6906059984

Bases of 28738746008

• Binary: 11010110000111101100111011010011000₂
• Hexadecimal: 0x6B0F67698
• Base-36: D7AB2C8

Squares and roots of 28738746008

• 28738746008 squared (28738746008²) is 825915522112335936064
• 28738746008 cubed (28738746008³) is 23735776414051130110114223232512
• The square root of 28738746008 is 169525.0601179661
• The cube root of 28738746008 is 3063.0630615477

Scales and comparisons

• 28,738,746,008 seconds is equal to 913 years, 41 weeks, 5 days, 9 hours, 8 seconds.
• To count from 1 to 28,738,746,008 would take you about one thousand, eight hundred twenty-seven 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 28738746008 cubic inches would be around 255.3 feet tall.

Recreational maths with 28738746008

• 28738746008 backwards is 80064783782
• The number of decimal digits it has is: 11
• The sum of 28738746008's digits is 53
• More coming soon!