77320138

77,320,138 is an even composite number composed of four prime numbers multiplied together.

What does the number 77320138 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

77320138 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 77320138:

2 × 7² × 31² × 821

(2 × 7 × 7 × 31 × 31 × 821)

See below for interesting mathematical facts about the number 77320138 from the Numbermatics database.

Names of 77320138

Cardinal: 77320138 can be written as Seventy-seven million, three hundred twenty thousand, one hundred thirty-eight.

Scientific notation

Scientific notation: 7.7320138 × 10⁷

Factors of 77320138

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 861

Divisors of 77320138

Number of divisors d(n): 36
Complete list of divisors:
1 2 7 14 31 49 62 98 217 434 821 961 1519 1642 1922 3038 5747 6727 11494 13454 25451 40229 47089 50902 80458 94178 178157 356314 788981 1247099 1577962 2494198 5522867 11045734 38660069 77320138
Sum of all divisors σ(n): 139578066
Sum of proper divisors (its aliquot sum) s(n): 62257928
77320138 is a deficient number, because the sum of its proper divisors (62257928) is less than itself. Its deficiency is 15062210

Bases of 77320138

Binary: 100100110111100111111001010₂
Hexadecimal: 0x49BCFCA
Base-36: 1A18LM

Squares and roots of 77320138

77320138 squared (77320138²) is 5978403740339044
77320138 cubed (77320138³) is 462251002222731048868072
The square root of 77320138 is 8793.1870217799
The cube root of 77320138 is 426.0208685877

Scales and comparisons

How big is 77320138?

77,320,138 seconds is equal to 2 years, 23 weeks, 5 days, 21 hours, 48 minutes, 58 seconds.
To count from 1 to 77,320,138 would take you about three 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 77320138 cubic inches would be around 35.5 feet tall.

Recreational maths with 77320138

77320138 backwards is 83102377
77320138 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 77320138's digits is 31
More coming soon!

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The information we have on file for 77320138 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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