1389872445
1,389,872,445 is an odd composite number composed of six prime numbers multiplied together.
1389872445 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 1389872445:
3 × 5 × 13 × 31 × 43 × 5347
See below for interesting mathematical facts about the number 1389872445 from the Numbermatics database.
Names of 1389872445
- Cardinal: 1389872445 can be written as One billion, three hundred eighty-nine million, eight hundred seventy-two thousand, four hundred forty-five.
Scientific notation
- Scientific notation: 1.389872445 × 109
Factors of 1389872445
Divisors of 1389872445
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 5 13 15 31 39 43 65 93 129 155 195 215 403 465 559 645 1209 1333 1677 2015 2795 3999 5347 6045 6665 8385 16041 17329 19995 26735 51987 69511 80205 86645 165757 208533 229921 259935 347555 497271 689763 828785 1042665 1149605 2154841 2486355 2988973 3448815 6464523 7127551 8966919 10774205 14944865 21382653 32322615 35637755 44834595 92658163 106913265 277974489 463290815 1389872445
- Sum of all divisors σ(n): 2530074624
- Sum of proper divisors (its aliquot sum) s(n): 1140202179
- 1389872445 is a deficient number, because the sum of its proper divisors (1140202179) is less than itself. Its deficiency is 249670266
Bases of 1389872445
- Binary: 10100101101011111000101001111012
- Hexadecimal: 0x52D7C53D
- Base-36: MZHSFX
Squares and roots of 1389872445
- 1389872445 squared (13898724452) is 1931745413370278025
- 1389872445 cubed (13898724453) is 2684879720798484008936521125
-
The
square root of 1389872445 is 37280.9930795843 -
The
cube root of 1389872445 is 1115.9848912729
Scales and comparisons
How big is 1389872445?- 1,389,872,445 seconds is equal to 44 years, 10 weeks, 11 hours, 40 minutes, 45 seconds.
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To count from 1 to 1,389,872,445 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 1389872445 cubic inches would be around 93 feet tall.
Recreational maths with 1389872445
- 1389872445 backwards is 5442789831
- The number of decimal digits it has is: 10
- The sum of 1389872445's digits is 51
- More coming soon!
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The information we have on file for 1389872445 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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