1387475128
1,387,475,128 is an even composite number composed of five prime numbers multiplied together.
What does the number 1387475128 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 144 divisors.
1387475128 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 1387475128:
23 × 132 × 172 × 53 × 67
(2 × 2 × 2 × 13 × 13 × 17 × 17 × 53 × 67)See below for interesting mathematical facts about the number 1387475128 from the Numbermatics database.
Names of 1387475128
- Cardinal: 1387475128 can be written as One billion, three hundred eighty-seven million, four hundred seventy-five thousand, one hundred twenty-eight.
Scientific notation
- Scientific notation: 1.387475128 × 109
Factors of 1387475128
Divisors of 1387475128
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 8 13 17 26 34 52 53 67 68 104 106 134 136 169 212 221 268 289 338 424 442 536 578 676 689 871 884 901 1139 1156 1352 1378 1742 1768 1802 2278 2312 2756 2873 3484 3551 3604 3757 4556 5512 5746 6968 7102 7208 7514 8957 9112 11323 11492 11713 14204 14807 15028 15317 17914 19363 22646 22984 23426 28408 29614 30056 30634 35828 38726 45292 46163 46852 48841 59228 60367 61268 71656 77452 90584 92326 93704 97682 118456 120734 122536 152269 154904 184652 192491 195364 199121 241468 251719 304538 369304 384982 390728 398242 482936 503438 600119 609076 769964 784771 796484 1006876 1026239 1200238 1218152 1539928 1569542 1592968 2013752 2052478 2400476 2588573 3139084 3272347 4104956 4800952 5177146 6278168 6544694 8209912 10202023 10354292 13089388 13341107 20404046 20708584 26178776 26682214 40808092 53364428 81616184 106728856 173434391 346868782 693737564 1387475128
- Sum of all divisors σ(n): 3094449480
- Sum of proper divisors (its aliquot sum) s(n): 1706974352
- 1387475128 is an abundant number, because the sum of its proper divisors (1706974352) is greater than itself. Its abundance is 319499224
Bases of 1387475128
- Binary: 10100101011001100110000101110002
- Hexadecimal: 0x52B330B8
- Base-36: MY2ENS
Squares and roots of 1387475128
- 1387475128 squared (13874751282) is 1925087230818616384
- 1387475128 cubed (13874751283) is 2671010651991225312173297152
-
The
square root of 1387475128 is 37248.8272030141 -
The
cube root of 1387475128 is 1115.3428876997
Scales and comparisons
How big is 1387475128?- 1,387,475,128 seconds is equal to 44 years, 6 weeks, 17 hours, 45 minutes, 28 seconds.
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To count from 1 to 1,387,475,128 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 1387475128 cubic inches would be around 92.9 feet tall.
Recreational maths with 1387475128
- 1387475128 backwards is 8215747831
- The number of decimal digits it has is: 10
- The sum of 1387475128's digits is 46
- More coming soon!
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Keywords: Divisors of 1387475128, math, Factors of 1387475128, curriculum, school, college, exams, university, Prime factorization of 1387475128, STEM, science, technology, engineering, physics, economics, calculator, one billion, three hundred eighty-seven million, four hundred seventy-five thousand, one hundred twenty-eight.