5178421820

Names of 5178421820

• Cardinal: 5178421820 can be written as Five billion, one hundred seventy-eight million, four hundred twenty-one thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 5.17842182 × 10⁹

Factors of 5178421820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17713

Divisors of 5178421820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 11 13 20 22 26 44 52 55 65 103 110 130 143 206 220 260 286 412 515 572 715 1030 1133 1339 1430 2060 2266 2678 2860 4532 5356 5665 6695 11330 13390 14729 17579 22660 26780 29458 35158 58916 70316 73645 87895 147290 175790 193369 228527 294580 351580 386738 457054 773476 914108 966845 1142635 1810637 1933690 2285270 2513797 3621274 3867380 4570540 5027594 7242548 9053185 10055188 12568985 18106370 19917007 23538281 25137970 36212740 39834014 47076562 50275940 79668028 94153124 99585035 117691405 199170070 235382810 258921091 398340140 470765620 517842182 1035684364 1294605455 2589210910 5178421820
• Sum of all divisors σ(n): 12900625920
• Sum of proper divisors (its aliquot sum) s(n): 7722204100
• 5178421820 is an abundant number, because the sum of its proper divisors (7722204100) is greater than itself. Its abundance is 2543782280

Bases of 5178421820

• Binary: 100110100101010000111001000111100₂
• Hexadecimal: 0x134A8723C
• Base-36: 2DN3JUK

Squares and roots of 5178421820

• 5178421820 squared (5178421820²) is 26816052545852112400
• 5178421820 cubed (5178421820³) is 138864831629707129345252568000
• The square root of 5178421820 is 71961.2522125625
• The cube root of 5178421820 is 1730.0784955529

Scales and comparisons

• 5,178,421,820 seconds is equal to 164 years, 34 weeks, 1 day, 10 hours, 30 minutes, 20 seconds.
• To count from 1 to 5,178,421,820 would take you about three hundred twenty-nine 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 5178421820 cubic inches would be around 144.2 feet tall.

Recreational maths with 5178421820

• 5178421820 backwards is 0281248715
• The number of decimal digits it has is: 10
• The sum of 5178421820's digits is 38
• More coming soon!