21398507520
21,398,507,520 is an even composite number composed of six prime numbers multiplied together.
21398507520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred sixteen divisors.
Prime factorization of 21398507520:
212 × 3 × 5 × 13 × 73 × 367
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 73 × 367)See below for interesting mathematical facts about the number 21398507520 from the Numbermatics database.
Names of 21398507520
- Cardinal: 21398507520 can be written as Twenty-one billion, three hundred ninety-eight million, five hundred seven thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.139850752 × 1010
Factors of 21398507520
Divisors of 21398507520
- Number of divisors d(n): 416
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 73 78 80 96 104 120 128 130 146 156 160 192 195 208 219 240 256 260 292 312 320 365 367 384 390 416 438 480 512 520 584 624 640 730 734 768 780 832 876 949 960 1024 1040 1095 1101 1168 1248 1280 1460 1468 1536 1560 1664 1752 1835 1898 1920 2048 2080 2190 2202 2336 2496 2560 2847 2920 2936 3072 3120 3328 3504 3670 3796 3840 4096 4160 4380 4404 4672 4745 4771 4992 5120 5505 5694 5840 5872 6144 6240 6656 7008 7340 7592 7680 8320 8760 8808 9344 9490 9542 9984 10240 11010 11388 11680 11744 12288 12480 13312 14016 14235 14313 14680 15184 15360 16640 17520 17616 18688 18980 19084 19968 20480 22020 22776 23360 23488 23855 24960 26624 26791 28032 28470 28626 29360 30368 30720 33280 35040 35232 37376 37960 38168 39936 44040 45552 46720 46976 47710 49920 53248 53582 56064 56940 57252 58720 60736 61440 66560 70080 70464 71565 74752 75920 76336 79872 80373 88080 91104 93440 93952 95420 99840 107164 112128 113880 114504 117440 121472 133120 133955 140160 140928 143130 149504 151840 152672 159744 160746 176160 182208 186880 187904 190840 199680 214328 224256 227760 229008 234880 242944 266240 267910 280320 281856 286260 299008 303680 305344 321492 348283 352320 364416 373760 375808 381680 399360 401865 428656 448512 455520 458016 469760 485888 535820 560640 563712 572520 607360 610688 642984 696566 704640 728832 747520 751616 763360 798720 803730 857312 897024 911040 916032 939520 971776 1044849 1071640 1121280 1127424 1145040 1214720 1221376 1285968 1393132 1409280 1457664 1495040 1503232 1526720 1607460 1714624 1741415 1822080 1832064 1879040 1943552 2089698 2143280 2242560 2254848 2290080 2429440 2442752 2571936 2786264 2818560 2915328 3053440 3214920 3429248 3482830 3644160 3664128 3758080 3887104 4179396 4286560 4485120 4509696 4580160 4858880 4885504 5143872 5224245 5572528 5637120 5830656 6106880 6429840 6858496 6965660 7288320 7328256 7516160 8358792 8573120 9160320 9717760 9771008 10287744 10448490 11145056 11274240 11661312 12213760 12859680 13716992 13931320 14576640 14656512 16717584 17146240 18320640 19435520 19542016 20575488 20896980 22290112 22548480 24427520 25719360 27433984 27862640 29153280 29313024 33435168 34292480 36641280 41150976 41793960 44580224 48855040 51438720 54867968 55725280 58306560 58626048 66870336 68584960 73282560 82301952 83587920 89160448 97710080 102877440 109735936 111450560 133740672 137169920 146565120 164603904 167175840 178320896 205754880 222901120 267481344 274339840 293130240 329207808 334351680 356641792 411509760 445802240 534962688 548679680 668703360 713283584 823019520 891604480 1069925376 1337406720 1426567168 1646039040 1783208960 2139850752 2674813440 3566417920 4279701504 5349626880 7132835840 10699253760 21398507520
- Sum of all divisors σ(n): 74947256832
- Sum of proper divisors (its aliquot sum) s(n): 53548749312
- 21398507520 is an abundant number, because the sum of its proper divisors (53548749312) is greater than itself. Its abundance is 32150241792
Bases of 21398507520
- Binary: 100111110110111001101010000000000002
- Hexadecimal: 0x4FB735000
- Base-36: 9TW4A2O
Squares and roots of 21398507520
- 21398507520 squared (213985075202) is 457896124083496550400
- 21398507520 cubed (213985075203) is 9798293654579554041628459008000
-
The
square root of 21398507520 is 146282.2871027111 -
The
cube root of 21398507520 is 2776.2665546987
Scales and comparisons
How big is 21398507520?- 21,398,507,520 seconds is equal to 680 years, 21 weeks, 21 hours, 52 minutes.
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To count from 1 to 21,398,507,520 would take you about one thousand, three hundred sixty 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 21398507520 cubic inches would be around 231.4 feet tall.
Recreational maths with 21398507520
- 21398507520 backwards is 02570589312
- The number of decimal digits it has is: 11
- The sum of 21398507520's digits is 42
- More coming soon!
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The information we have on file for 21398507520 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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