13157538768
13,157,538,768 is an even composite number composed of five prime numbers multiplied together.
13157538768 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 13157538768:
24 × 32 × 11 × 1932 × 223
(2 × 2 × 2 × 2 × 3 × 3 × 11 × 193 × 193 × 223)See below for interesting mathematical facts about the number 13157538768 from the Numbermatics database.
Names of 13157538768
- Cardinal: 13157538768 can be written as Thirteen billion, one hundred fifty-seven million, five hundred thirty-eight thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 1.3157538768 × 1010
Factors of 13157538768
Divisors of 13157538768
- Number of divisors d(n): 180
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Complete list of divisors:
1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 44 48 66 72 88 99 132 144 176 193 198 223 264 386 396 446 528 579 669 772 792 892 1158 1338 1544 1584 1737 1784 2007 2123 2316 2453 2676 3088 3474 3568 4014 4246 4632 4906 5352 6369 6948 7359 8028 8492 9264 9812 10704 12738 13896 14718 16056 16984 19107 19624 22077 25476 27792 29436 32112 33968 37249 38214 39248 43039 44154 50952 58872 74498 76428 86078 88308 101904 111747 117744 129117 148996 152856 172156 176616 223494 258234 297992 305712 335241 344312 353232 387351 409739 446988 473429 516468 595984 670482 688624 774702 819478 893976 946858 1032936 1229217 1340964 1420287 1549404 1638956 1787952 1893716 2065872 2458434 2681928 2840574 3098808 3277912 3687651 3787432 4260861 4916868 5363856 5681148 6197616 6555824 7375302 7574864 8306527 8521722 9833736 11362296 14750604 16613054 17043444 19667472 22724592 24919581 29501208 33226108 34086888 49839162 59002416 66452216 68173776 74758743 91371797 99678324 132904432 149517486 182743594 199356648 274115391 299034972 365487188 398713296 548230782 598069944 730974376 822346173 1096461564 1196139888 1461948752 1644692346 2192923128 3289384692 4385846256 6578769384 13157538768
- Sum of all divisors σ(n): 40560653952
- Sum of proper divisors (its aliquot sum) s(n): 27403115184
- 13157538768 is an abundant number, because the sum of its proper divisors (27403115184) is greater than itself. Its abundance is 14245576416
Bases of 13157538768
- Binary: 11000100000100000000011011110100002
- Hexadecimal: 0x310401BD0
- Base-36: 61LNPW0
Squares and roots of 13157538768
- 13157538768 squared (131575387682) is 173120826431422957824
- 13157538768 cubed (131575387683) is 2277843985319646660974508920832
-
The
square root of 13157538768 is 114706.3152925767 -
The
cube root of 13157538768 is 2360.7946888025
Scales and comparisons
How big is 13157538768?- 13,157,538,768 seconds is equal to 418 years, 19 weeks, 1 day, 7 hours, 52 minutes, 48 seconds.
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To count from 1 to 13,157,538,768 would take you about eight hundred thirty-six 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 13157538768 cubic inches would be around 196.7 feet tall.
Recreational maths with 13157538768
- 13157538768 backwards is 86783575131
- The number of decimal digits it has is: 11
- The sum of 13157538768's digits is 54
- More coming soon!
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