138623801540
138,623,801,540 is an even composite number composed of five prime numbers multiplied together.
138623801540 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 138623801540:
22 × 5 × 7 × 1831 × 540781
(2 × 2 × 5 × 7 × 1831 × 540781)See below for interesting mathematical facts about the number 138623801540 from the Numbermatics database.
Names of 138623801540
- Cardinal: 138623801540 can be written as One hundred thirty-eight billion, six hundred twenty-three million, eight hundred one thousand, five hundred forty.
Scientific notation
- Scientific notation: 1.3862380154 × 1011
Factors of 138623801540
Divisors of 138623801540
- Number of divisors d(n): 48
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Complete list of divisors:
1 2 4 5 7 10 14 20 28 35 70 140 1831 3662 7324 9155 12817 18310 25634 36620 51268 64085 128170 256340 540781 1081562 2163124 2703905 3785467 5407810 7570934 10815620 15141868 18927335 37854670 75709340 990170011 1980340022 3960680044 4950850055 6931190077 9901700110 13862380154 19803400220 27724760308 34655950385 69311900770 138623801540
- Sum of all divisors σ(n): 332879441664
- Sum of proper divisors (its aliquot sum) s(n): 194255640124
- 138623801540 is an abundant number, because the sum of its proper divisors (194255640124) is greater than itself. Its abundance is 55631838584
Bases of 138623801540
- Binary: 100000010001101001111101011000110001002
- Hexadecimal: 0x20469F58C4
- Base-36: 1ROL15TW
Squares and roots of 138623801540
- 138623801540 squared (1386238015402) is 19216558353401306371600
- 138623801540 cubed (1386238015403) is 2663872371463731878433415892264000
-
The
square root of 138623801540 is 372322.1743866459 -
The
cube root of 138623801540 is 5175.4239927683
Scales and comparisons
How big is 138623801540?- 138,623,801,540 seconds is equal to 4,407 years, 42 weeks, 3 hours, 32 minutes, 20 seconds.
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To count from 1 to 138,623,801,540 would take you about eight thousand, eight hundred fifteen 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 138623801540 cubic inches would be around 431.3 feet tall.
Recreational maths with 138623801540
- 138623801540 backwards is 045108326831
- The number of decimal digits it has is: 12
- The sum of 138623801540's digits is 41
- More coming soon!
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