47789139648

Names of 47789139648

• Cardinal: 47789139648 can be written as Forty-seven billion, seven hundred eighty-nine million, one hundred thirty-nine thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 4.7789139648 × 10¹⁰

Factors of 47789139648

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 248901774

Divisors of 47789139648

• Number of divisors d(n): 28
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 192 248901769 497803538 746705307 995607076 1493410614 1991214152 2986821228 3982428304 5973642456 7964856608 11947284912 15929713216 23894569824 47789139648
• Sum of all divisors σ(n): 126442099160
• Sum of proper divisors (its aliquot sum) s(n): 78652959512
• 47789139648 is an abundant number, because the sum of its proper divisors (78652959512) is greater than itself. Its abundance is 30863819864

Bases of 47789139648

• Binary: 101100100000011101000110011011000000₂
• Hexadecimal: 0xB207466C0
• Base-36: LYCF45C

Squares and roots of 47789139648

• 47789139648 squared (47789139648²) is 2283801868296045563904
• 47789139648 cubed (47789139648³) is 109140926412363025259579164065792
• The square root of 47789139648 is 218607.2726329113
• The cube root of 47789139648 is 3628.9117256161

Scales and comparisons

• 47,789,139,648 seconds is equal to 1,519 years, 28 weeks, 3 days, 1 hour, 48 seconds.
• To count from 1 to 47,789,139,648 would take you about three thousand and thirty-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 47789139648 cubic inches would be around 302.4 feet tall.

Recreational maths with 47789139648

• 47789139648 backwards is 84693198774
• The number of decimal digits it has is: 11
• The sum of 47789139648's digits is 66
• More coming soon!