138817949888
138,817,949,888 is an even composite number composed of three prime numbers multiplied together.
138817949888 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of fifty-six divisors.
Prime factorization of 138817949888:
26 × 433 × 27281
(2 × 2 × 2 × 2 × 2 × 2 × 43 × 43 × 43 × 27281)See below for interesting mathematical facts about the number 138817949888 from the Numbermatics database.
Names of 138817949888
- Cardinal: 138817949888 can be written as One hundred thirty-eight billion, eight hundred seventeen million, nine hundred forty-nine thousand, eight hundred eighty-eight.
Scientific notation
- Scientific notation: 1.38817949888 × 1011
Factors of 138817949888
Divisors of 138817949888
- Number of divisors d(n): 56
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Complete list of divisors:
1 2 4 8 16 32 43 64 86 172 344 688 1376 1849 2752 3698 7396 14792 27281 29584 54562 59168 79507 109124 118336 159014 218248 318028 436496 636056 872992 1173083 1272112 1745984 2346166 2544224 4692332 5088448 9384664 18769328 37538656 50442569 75077312 100885138 201770276 403540552 807081104 1614162208 2169030467 3228324416 4338060934 8676121868 17352243736 34704487472 69408974944 138817949888
- Sum of all divisors σ(n): 282035859600
- Sum of proper divisors (its aliquot sum) s(n): 143217909712
- 138817949888 is an abundant number, because the sum of its proper divisors (143217909712) is greater than itself. Its abundance is 4399959824
Bases of 138817949888
- Binary: 100000010100100011000111010000110000002
- Hexadecimal: 0x205231D0C0
- Base-36: 1RRSMFNK
Squares and roots of 138817949888
- 138817949888 squared (1388179498882) is 19270423211107279212544
- 138817949888 cubed (1388179498883) is 2675080643640042330718957092995072
-
The
square root of 138817949888 is 372582.8094370431 -
The
cube root of 138817949888 is 5177.8389972239
Scales and comparisons
How big is 138817949888?- 138,817,949,888 seconds is equal to 4,413 years, 51 weeks, 5 hours, 38 minutes, 8 seconds.
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To count from 1 to 138,817,949,888 would take you about eight thousand, eight hundred twenty-seven 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 138817949888 cubic inches would be around 431.5 feet tall.
Recreational maths with 138817949888
- 138817949888 backwards is 888949718831
- The number of decimal digits it has is: 12
- The sum of 138817949888's digits is 74
- More coming soon!
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