21013823488
21,013,823,488 is an even composite number composed of four prime numbers multiplied together.
21013823488 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 21013823488:
215 × 7 × 172 × 317
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 17 × 17 × 317)See below for interesting mathematical facts about the number 21013823488 from the Numbermatics database.
Names of 21013823488
- Cardinal: 21013823488 can be written as Twenty-one billion, thirteen million, eight hundred twenty-three thousand, four hundred eighty-eight.
Scientific notation
- Scientific notation: 2.1013823488 × 1010
Factors of 21013823488
Divisors of 21013823488
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 4 7 8 14 16 17 28 32 34 56 64 68 112 119 128 136 224 238 256 272 289 317 448 476 512 544 578 634 896 952 1024 1088 1156 1268 1792 1904 2023 2048 2176 2219 2312 2536 3584 3808 4046 4096 4352 4438 4624 5072 5389 7168 7616 8092 8192 8704 8876 9248 10144 10778 14336 15232 16184 16384 17408 17752 18496 20288 21556 28672 30464 32368 32768 34816 35504 36992 37723 40576 43112 57344 60928 64736 69632 71008 73984 75446 81152 86224 91613 114688 121856 129472 139264 142016 147968 150892 162304 172448 183226 229376 243712 258944 278528 284032 295936 301784 324608 344896 366452 487424 517888 557056 568064 591872 603568 641291 649216 689792 732904 974848 1035776 1136128 1183744 1207136 1282582 1298432 1379584 1465808 1949696 2071552 2272256 2367488 2414272 2565164 2596864 2759168 2931616 3899392 4143104 4544512 4734976 4828544 5130328 5193728 5518336 5863232 8286208 9089024 9469952 9657088 10260656 10387456 11036672 11726464 16572416 18178048 19314176 20521312 22073344 23452928 33144832 36356096 38628352 41042624 44146688 46905856 66289664 72712192 77256704 82085248 88293376 93811712 154513408 164170496 176586752 187623424 309026816 328340992 375246848 618053632 656681984 750493696 1236107264 1313363968 1500987392 2626727936 3001974784 5253455872 10506911744 21013823488
- Sum of all divisors σ(n): 51183359280
- Sum of proper divisors (its aliquot sum) s(n): 30169535792
- 21013823488 is an abundant number, because the sum of its proper divisors (30169535792) is greater than itself. Its abundance is 9155712304
Bases of 21013823488
- Binary: 100111001001000010110000000000000002
- Hexadecimal: 0x4E4858000
- Base-36: 9NJ35Z4
Squares and roots of 21013823488
- 21013823488 squared (210138234882) is 441580777584820486144
- 21013823488 cubed (210138234883) is 9279300515861204643996365750272
-
The
square root of 21013823488 is 144961.4551803341 -
The
cube root of 21013823488 is 2759.5294079693
Scales and comparisons
How big is 21013823488?- 21,013,823,488 seconds is equal to 668 years, 9 weeks, 13 hours, 11 minutes, 28 seconds.
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To count from 1 to 21,013,823,488 would take you about one thousand, three 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 21013823488 cubic inches would be around 230 feet tall.
Recreational maths with 21013823488
- 21013823488 backwards is 88432831012
- The number of decimal digits it has is: 11
- The sum of 21013823488's digits is 40
- More coming soon!
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