138531756800
138,531,756,800 is an even composite number composed of four prime numbers multiplied together.
138531756800 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 138531756800:
28 × 52 × 173 × 125119
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 173 × 125119)See below for interesting mathematical facts about the number 138531756800 from the Numbermatics database.
Names of 138531756800
- Cardinal: 138531756800 can be written as One hundred thirty-eight billion, five hundred thirty-one million, seven hundred fifty-six thousand, eight hundred.
Scientific notation
- Scientific notation: 1.385317568 × 1011
Factors of 138531756800
Divisors of 138531756800
- Number of divisors d(n): 108
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Complete list of divisors:
1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 173 200 256 320 346 400 640 692 800 865 1280 1384 1600 1730 2768 3200 3460 4325 5536 6400 6920 8650 11072 13840 17300 22144 27680 34600 44288 55360 69200 110720 125119 138400 221440 250238 276800 500476 553600 625595 1000952 1107200 1251190 2001904 2502380 3127975 4003808 5004760 6255950 8007616 10009520 12511900 16015232 20019040 21645587 25023800 32030464 40038080 43291174 50047600 80076160 86582348 100095200 108227935 160152320 173164696 200190400 216455870 346329392 400380800 432911740 541139675 692658784 800761600 865823480 1082279350 1385317568 1731646960 2164558700 2770635136 3463293920 4329117400 5541270272 6926587840 8658234800 13853175680 17316469600 27706351360 34632939200 69265878400 138531756800
- Sum of all divisors σ(n): 344872510080
- Sum of proper divisors (its aliquot sum) s(n): 206340753280
- 138531756800 is an abundant number, because the sum of its proper divisors (206340753280) is greater than itself. Its abundance is 67808996480
Bases of 138531756800
- Binary: 100000010000010010001011011011000000002
- Hexadecimal: 0x204122DB00
- Base-36: 1RN28BNK
Squares and roots of 138531756800
- 138531756800 squared (1385317568002) is 19191047642094346240000
- 138531756800 cubed (1385317568003) is 2658569544691827415974674432000000
-
The
square root of 138531756800 is 372198.5448655057 -
The
cube root of 138531756800 is 5174.2782635251
Scales and comparisons
How big is 138531756800?- 138,531,756,800 seconds is equal to 4,404 years, 45 weeks, 5 days, 19 hours, 33 minutes, 20 seconds.
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To count from 1 to 138,531,756,800 would take you about eight thousand, eight hundred nine 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 138531756800 cubic inches would be around 431.2 feet tall.
Recreational maths with 138531756800
- 138531756800 backwards is 008657135831
- The number of decimal digits it has is: 12
- The sum of 138531756800's digits is 47
- More coming soon!
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