1388139424
1,388,139,424 is an even composite number composed of five prime numbers multiplied together.
1388139424 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 1388139424:
25 × 72 × 23 × 61 × 631
(2 × 2 × 2 × 2 × 2 × 7 × 7 × 23 × 61 × 631)See below for interesting mathematical facts about the number 1388139424 from the Numbermatics database.
Names of 1388139424
- Cardinal: 1388139424 can be written as One billion, three hundred eighty-eight million, one hundred thirty-nine thousand, four hundred twenty-four.
Scientific notation
- Scientific notation: 1.388139424 × 109
Factors of 1388139424
Divisors of 1388139424
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 7 8 14 16 23 28 32 46 49 56 61 92 98 112 122 161 184 196 224 244 322 368 392 427 488 631 644 736 784 854 976 1127 1262 1288 1403 1568 1708 1952 2254 2524 2576 2806 2989 3416 4417 4508 5048 5152 5612 5978 6832 8834 9016 9821 10096 11224 11956 13664 14513 17668 18032 19642 20192 22448 23912 29026 30919 35336 36064 38491 39284 44896 47824 58052 61838 68747 70672 76982 78568 95648 101591 116104 123676 137494 141344 153964 157136 203182 232208 247352 269437 274988 307928 314272 406364 464416 494704 538874 549976 615856 711137 812728 885293 989408 1077748 1099952 1231712 1422274 1625456 1770586 1886059 2155496 2199904 2844548 3250912 3541172 3772118 4310992 5689096 6197051 7082344 7544236 8621984 11378192 12394102 14164688 15088472 22756384 24788204 28329376 30176944 43379357 49576408 60353888 86758714 99152816 173517428 198305632 347034856 694069712 1388139424
- Sum of all divisors σ(n): 3377033856
- Sum of proper divisors (its aliquot sum) s(n): 1988894432
- 1388139424 is an abundant number, because the sum of its proper divisors (1988894432) is greater than itself. Its abundance is 600755008
Bases of 1388139424
- Binary: 10100101011110101010011101000002
- Hexadecimal: 0x52BD53A0
- Base-36: MYGN8G
Squares and roots of 1388139424
- 1388139424 squared (13881394242) is 1926931060463051776
- 1388139424 cubed (13881394243) is 2674848972358889865618817024
-
The
square root of 1388139424 is 37257.7431415269 -
The
cube root of 1388139424 is 1115.5208607649
Scales and comparisons
How big is 1388139424?- 1,388,139,424 seconds is equal to 44 years, 7 weeks, 1 day, 10 hours, 17 minutes, 4 seconds.
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To count from 1 to 1,388,139,424 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 1388139424 cubic inches would be around 93 feet tall.
Recreational maths with 1388139424
- 1388139424 backwards is 4249318831
- The number of decimal digits it has is: 10
- The sum of 1388139424's digits is 43
- More coming soon!
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The information we have on file for 1388139424 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!
Keywords: Divisors of 1388139424, math, Factors of 1388139424, curriculum, school, college, exams, university, Prime factorization of 1388139424, STEM, science, technology, engineering, physics, economics, calculator, one billion, three hundred eighty-eight million, one hundred thirty-nine thousand, four hundred twenty-four.