18057908040
18,057,908,040 is an even composite number composed of five prime numbers multiplied together.
18057908040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 18057908040:
23 × 3 × 5 × 829 × 181523
(2 × 2 × 2 × 3 × 5 × 829 × 181523)See below for interesting mathematical facts about the number 18057908040 from the Numbermatics database.
Names of 18057908040
- Cardinal: 18057908040 can be written as Eighteen billion, fifty-seven million, nine hundred eight thousand and forty.
Scientific notation
- Scientific notation: 1.805790804 × 1010
Factors of 18057908040
Divisors of 18057908040
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 829 1658 2487 3316 4145 4974 6632 8290 9948 12435 16580 19896 24870 33160 49740 99480 181523 363046 544569 726092 907615 1089138 1452184 1815230 2178276 2722845 3630460 4356552 5445690 7260920 10891380 21782760 150482567 300965134 451447701 601930268 752412835 902895402 1203860536 1504825670 1805790804 2257238505 3009651340 3611581608 4514477010 6019302680 9028954020 18057908040
- Sum of all divisors σ(n): 54239371200
- Sum of proper divisors (its aliquot sum) s(n): 36181463160
- 18057908040 is an abundant number, because the sum of its proper divisors (36181463160) is greater than itself. Its abundance is 18123555120
Bases of 18057908040
- Binary: 100001101000101010111001111010010002
- Hexadecimal: 0x43455CF48
- Base-36: 8AN7N0O
Squares and roots of 18057908040
- 18057908040 squared (180579080402) is 326088042781096641600
- 18057908040 cubed (180579080403) is 5888467889484629004365638464000
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The
square root of 18057908040 is 134379.7158800389 -
The
cube root of 18057908040 is 2623.5487931451
Scales and comparisons
How big is 18057908040?- 18,057,908,040 seconds is equal to 574 years, 9 weeks, 4 days, 13 hours, 34 minutes.
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To count from 1 to 18,057,908,040 would take you about one thousand, one hundred forty-eight 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 18057908040 cubic inches would be around 218.6 feet tall.
Recreational maths with 18057908040
- 18057908040 backwards is 04080975081
- The number of decimal digits it has is: 11
- The sum of 18057908040's digits is 42
- More coming soon!
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