7980807740

Names of 7980807740

• Cardinal: 7980807740 can be written as Seven billion, nine hundred eighty million, eight hundred seven thousand, seven hundred forty.

Scientific notation

• Scientific notation: 7.98080774 × 10⁹

Factors of 7980807740

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4298

Divisors of 7980807740

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 43 47 86 94 172 188 215 235 430 470 860 940 2021 2209 4042 4201 4418 8084 8402 8836 10105 11045 16804 20210 21005 22090 40420 42010 44180 84020 94987 180643 189974 197447 361286 379948 394894 474935 722572 789788 903215 949870 987235 1806430 1899740 1974470 3612860 3948940 8490221 9280009 16980442 18560018 33960884 37120036 42451105 46400045 84902210 92800090 169804420 185600180 399040387 798080774 1596161548 1995201935 3990403870 7980807740
• Sum of all divisors σ(n): 17526273072
• Sum of proper divisors (its aliquot sum) s(n): 9545465332
• 7980807740 is an abundant number, because the sum of its proper divisors (9545465332) is greater than itself. Its abundance is 1564657592

Bases of 7980807740

• Binary: 111011011101100010111011000111100₂
• Hexadecimal: 0x1DBB1763C
• Base-36: 3NZKENW

Squares and roots of 7980807740

• 7980807740 squared (7980807740²) is 63693292182843907600
• 7980807740 cubed (7980807740³) is 508323919238922152985924824000
• The square root of 7980807740 is 89335.3666808393
• The cube root of 7980807740 is 1998.3993643245

Scales and comparisons

• 7,980,807,740 seconds is equal to 253 years, 39 weeks, 5 days, 11 hours, 2 minutes, 20 seconds.
• To count from 1 to 7,980,807,740 would take you about five hundred 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 7980807740 cubic inches would be around 166.5 feet tall.

Recreational maths with 7980807740

• 7980807740 backwards is 0477080897
• The number of decimal digits it has is: 10
• The sum of 7980807740's digits is 50
• More coming soon!