21328514836440
21,328,514,836,440 is an even composite number composed of six prime numbers multiplied together.
21328514836440 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 21328514836440:
23 × 3 × 5 × 7 × 157739 × 160969
(2 × 2 × 2 × 3 × 5 × 7 × 157739 × 160969)See below for interesting mathematical facts about the number 21328514836440 from the Numbermatics database.
Names of 21328514836440
- Cardinal: 21328514836440 can be written as Twenty-one trillion, three hundred twenty-eight billion, five hundred fourteen million, eight hundred thirty-six thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.132851483644 × 1013
Factors of 21328514836440
Divisors of 21328514836440
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 157739 160969 315478 321938 473217 482907 630956 643876 788695 804845 946434 965814 1104173 1126783 1261912 1287752 1577390 1609690 1892868 1931628 2208346 2253566 2366085 2414535 3154780 3219380 3312519 3380349 3785736 3863256 4416692 4507132 4732170 4829070 5520865 5633915 6309560 6438760 6625038 6760698 8833384 9014264 9464340 9658140 11041730 11267830 13250076 13521396 16562595 16901745 18928680 19316280 22083460 22535660 26500152 27042792 33125190 33803490 44166920 45071320 66250380 67606980 132500760 135213960 25391089091 50782178182 76173267273 101564356364 126955445455 152346534546 177737623637 203128712728 253910890910 304693069092 355475247274 380866336365 507821781820 533212870911 609386138184 710950494548 761732672730 888688118185 1015643563640 1066425741822 1421900989096 1523465345460 1777376236370 2132851483644 2666064354555 3046930690920 3554752472740 4265702967288 5332128709110 7109504945480 10664257418220 21328514836440
- Sum of all divisors σ(n): 73127254464000
- Sum of proper divisors (its aliquot sum) s(n): 51798739627560
- 21328514836440 is an abundant number, because the sum of its proper divisors (51798739627560) is greater than itself. Its abundance is 30470224791120
Bases of 21328514836440
- Binary: 1001101100101111011101000110011100111110110002
- Hexadecimal: 0x1365EE8CE7D8
- Base-36: 7K66N1PSO
Squares and roots of 21328514836440
- 21328514836440 squared (213285148364402) is 454905545128241199951873600
- 21328514836440 cubed (213285148364403) is 9702459668446518395616404691575553984000
-
The
square root of 21328514836440 is 4618280.5064699137 -
The
cube root of 21328514836440 is 27732.3627173281
Scales and comparisons
How big is 21328514836440?- 21,328,514,836,440 seconds is equal to 678,180 years, 41 weeks, 3 days, 14 hours, 34 minutes.
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To count from 1 to 21,328,514,836,440 would take you about one million, six hundred ninety-five thousand, four hundred fifty-one 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 21328514836440 cubic inches would be around 2311 feet tall.
Recreational maths with 21328514836440
- 21328514836440 backwards is 04463841582312
- The number of decimal digits it has is: 14
- The sum of 21328514836440's digits is 51
- More coming soon!
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