1399388844
1,399,388,844 is an even composite number composed of five prime numbers multiplied together.
1399388844 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 1399388844:
22 × 3 × 72 × 421 × 5653
(2 × 2 × 3 × 7 × 7 × 421 × 5653)See below for interesting mathematical facts about the number 1399388844 from the Numbermatics database.
Names of 1399388844
- Cardinal: 1399388844 can be written as One billion, three hundred ninety-nine million, three hundred eighty-eight thousand, eight hundred forty-four.
Scientific notation
- Scientific notation: 1.399388844 × 109
Factors of 1399388844
Divisors of 1399388844
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 421 588 842 1263 1684 2526 2947 5052 5653 5894 8841 11306 11788 16959 17682 20629 22612 33918 35364 39571 41258 61887 67836 79142 82516 118713 123774 158284 237426 247548 276997 474852 553994 830991 1107988 1661982 2379913 3323964 4759826 7139739 9519652 14279478 16659391 28558956 33318782 49978173 66637564 99956346 116615737 199912692 233231474 349847211 466462948 699694422 1399388844
- Sum of all divisors σ(n): 3808036848
- Sum of proper divisors (its aliquot sum) s(n): 2408648004
- 1399388844 is an abundant number, because the sum of its proper divisors (2408648004) is greater than itself. Its abundance is 1009259160
Bases of 1399388844
- Binary: 10100110110100011111010101011002
- Hexadecimal: 0x5368FAAC
- Base-36: N55RCC
Squares and roots of 1399388844
- 1399388844 squared (13993888442) is 1958289136711656336
- 1399388844 cubed (13993888443) is 2740407971240682721360315584
-
The
square root of 1399388844 is 37408.4060606703 -
The
cube root of 1399388844 is 1118.5261342315
Scales and comparisons
How big is 1399388844?- 1,399,388,844 seconds is equal to 44 years, 25 weeks, 5 days, 15 hours, 7 minutes, 24 seconds.
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To count from 1 to 1,399,388,844 would take you about eighty-eight 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 1399388844 cubic inches would be around 93.2 feet tall.
Recreational maths with 1399388844
- 1399388844 backwards is 4488839931
- The number of decimal digits it has is: 10
- The sum of 1399388844's digits is 57
- More coming soon!
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