1638428738016
1,638,428,738,016 is an even composite number composed of five prime numbers multiplied together.
1638428738016 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 1638428738016:
25 × 3 × 72 × 31 × 11235659
(2 × 2 × 2 × 2 × 2 × 3 × 7 × 7 × 31 × 11235659)See below for interesting mathematical facts about the number 1638428738016 from the Numbermatics database.
Names of 1638428738016
- Cardinal: 1638428738016 can be written as One trillion, six hundred thirty-eight billion, four hundred twenty-eight million, seven hundred thirty-eight thousand and sixteen.
Scientific notation
- Scientific notation: 1.638428738016 × 1012
Factors of 1638428738016
Divisors of 1638428738016
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 31 32 42 48 49 56 62 84 93 96 98 112 124 147 168 186 196 217 224 248 294 336 372 392 434 496 588 651 672 744 784 868 992 1176 1302 1488 1519 1568 1736 2352 2604 2976 3038 3472 4557 4704 5208 6076 6944 9114 10416 12152 18228 20832 24304 36456 48608 72912 145824 11235659 22471318 33706977 44942636 67413954 78649613 89885272 134827908 157299226 179770544 235948839 269655816 314598452 348305429 359541088 471897678 539311632 550547291 629196904 696610858 943795356 1044916287 1078623264 1101094582 1258393808 1393221716 1651641873 1887590712 2089832574 2202189164 2438138003 2516787616 2786443432 3303283746 3775181424 4179665148 4404378328 4876276006 5572886864 6606567492 7314414009 7550362848 8359330296 8808756656 9752552012 11145773728 13213134984 14628828018 16718660592 17066966021 17617513312 19505104024 26426269968 29257656036 33437321184 34133932042 39010208048 51200898063 52852539936 58515312072 68267864084 78020416096 102401796126 117030624144 136535728168 204803592252 234061248288 273071456336 409607184504 546142912672 819214369008 1638428738016
- Sum of all divisors σ(n): 5164448647680
- Sum of proper divisors (its aliquot sum) s(n): 3526019909664
- 1638428738016 is an abundant number, because the sum of its proper divisors (3526019909664) is greater than itself. Its abundance is 1887591171648
Bases of 1638428738016
- Binary: 101111101011110011111011010000001111000002
- Hexadecimal: 0x17D79F681E0
- Base-36: KWOM619C
Squares and roots of 1638428738016
- 1638428738016 squared (16384287380162) is 2684448729556702363616256
- 1638428738016 cubed (16384287380163) is 4398277944236242332734306672182788096
-
The
square root of 1638428738016 is 1280011.2257382745 -
The
cube root of 1638428738016 is 11788.9697221709
Scales and comparisons
How big is 1638428738016?- 1,638,428,738,016 seconds is equal to 52,096 years, 50 weeks, 1 day, 13 hours, 53 minutes, 36 seconds.
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To count from 1 to 1,638,428,738,016 would take you about one hundred thirty thousand, two hundred forty-two 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 1638428738016 cubic inches would be around 982.4 feet tall.
Recreational maths with 1638428738016
- 1638428738016 backwards is 6108378248361
- The number of decimal digits it has is: 13
- The sum of 1638428738016's digits is 57
- More coming soon!
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