13221391872
13,221,391,872 is an even composite number composed of five prime numbers multiplied together.
13221391872 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 13221391872:
29 × 3 × 132 × 312 × 53
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 13 × 31 × 31 × 53)See below for interesting mathematical facts about the number 13221391872 from the Numbermatics database.
Names of 13221391872
- Cardinal: 13221391872 can be written as Thirteen billion, two hundred twenty-one million, three hundred ninety-one thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.3221391872 × 1010
Factors of 13221391872
Divisors of 13221391872
- Number of divisors d(n): 360
-
Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 31 32 39 48 52 53 62 64 78 93 96 104 106 124 128 156 159 169 186 192 208 212 248 256 312 318 338 372 384 403 416 424 496 507 512 624 636 676 689 744 768 806 832 848 961 992 1014 1209 1248 1272 1352 1378 1488 1536 1612 1643 1664 1696 1922 1984 2028 2067 2418 2496 2544 2704 2756 2883 2976 3224 3286 3328 3392 3844 3968 4056 4134 4836 4929 4992 5088 5239 5408 5512 5766 5952 6448 6572 6656 6784 7688 7936 8112 8268 8957 9672 9858 9984 10176 10478 10816 11024 11532 11904 12493 12896 13144 13568 15376 15717 15872 16224 16536 17914 19344 19716 19968 20352 20956 21359 21632 22048 23064 23808 24986 25792 26288 26871 27136 30752 31434 32448 33072 35828 37479 38688 39432 40704 41912 42718 43264 44096 46128 47616 49972 50933 51584 52576 53742 61504 62868 64077 64896 66144 71656 74958 77376 78864 81408 83824 85436 86528 88192 92256 99944 101866 103168 105152 107484 123008 125736 128154 129792 132288 143312 149916 152799 154752 157728 162409 167648 170872 176384 184512 199888 203732 206336 210304 214968 246016 251472 256308 259584 264576 277667 286624 299832 305598 309504 315456 324818 335296 341744 352768 369024 399776 407464 420608 429936 487227 492032 502944 512616 529152 555334 573248 599664 611196 619008 630912 649636 662129 670592 683488 738048 799552 814928 833001 841216 859872 974454 1005888 1025232 1058304 1110668 1146496 1199328 1222392 1261824 1299272 1324258 1341184 1366976 1476096 1599104 1629856 1666002 1719744 1948908 1986387 2011776 2050464 2221336 2292992 2398656 2444784 2523648 2598544 2648516 2682368 2733952 3198208 3259712 3332004 3439488 3897816 3972774 4023552 4100928 4442672 4585984 4797312 4889568 5197088 5297032 5467904 6396416 6519424 6664008 6878976 7795632 7945548 8047104 8201856 8607677 8885344 9594624 9779136 10394176 10594064 10935808 13038848 13328016 13757952 15591264 15891096 16403712 17215354 17770688 19189248 19558272 20788352 21188128 25823031 26077696 26656032 31182528 31782192 32807424 34430708 35541376 39116544 41576704 42376256 51646062 53312064 62365056 63564384 68861416 71082752 78233088 83153408 84752512 103292124 106624128 124730112 127128768 137722832 142165504 169505024 206584248 213248256 249460224 254257536 275445664 339010048 413168496 426496512 508515072 550891328 826336992 1017030144 1101782656 1652673984 2203565312 3305347968 4407130624 6610695936 13221391872
- Sum of all divisors σ(n): 40154083992
- Sum of proper divisors (its aliquot sum) s(n): 26932692120
- 13221391872 is an abundant number, because the sum of its proper divisors (26932692120) is greater than itself. Its abundance is 13711300248
Bases of 13221391872
- Binary: 11000101000000111001101110000000002
- Hexadecimal: 0x3140E6E00
- Base-36: 62NOB9C
Squares and roots of 13221391872
- 13221391872 squared (132213918722) is 174805203032987664384
- 13221391872 cubed (132213918723) is 2311168090563652853762881486848
-
The
square root of 13221391872 is 114984.3114168189 -
The
cube root of 13221391872 is 2364.6074807125
Scales and comparisons
How big is 13221391872?- 13,221,391,872 seconds is equal to 420 years, 20 weeks, 5 days, 8 hours, 51 minutes, 12 seconds.
-
To count from 1 to 13,221,391,872 would take you about eight hundred forty 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 13221391872 cubic inches would be around 197.1 feet tall.
Recreational maths with 13221391872
- 13221391872 backwards is 27819312231
- 13221391872 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13221391872's digits is 39
- More coming soon!
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The information we have on file for 13221391872 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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