138943678464
138,943,678,464 is an even composite number composed of four prime numbers multiplied together.
What does the number 138943678464 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 144 divisors.
138943678464 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 138943678464:
211 × 32 × 31 × 243167
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 31 × 243167)See below for interesting mathematical facts about the number 138943678464 from the Numbermatics database.
Names of 138943678464
- Cardinal: 138943678464 can be written as One hundred thirty-eight billion, nine hundred forty-three million, six hundred seventy-eight thousand, four hundred sixty-four.
Scientific notation
- Scientific notation: 1.38943678464 × 1011
Factors of 138943678464
Divisors of 138943678464
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 64 72 93 96 124 128 144 186 192 248 256 279 288 372 384 496 512 558 576 744 768 992 1024 1116 1152 1488 1536 1984 2048 2232 2304 2976 3072 3968 4464 4608 5952 6144 7936 8928 9216 11904 15872 17856 18432 23808 31744 35712 47616 63488 71424 95232 142848 190464 243167 285696 486334 571392 729501 972668 1459002 1945336 2188503 2918004 3890672 4377006 5836008 7538177 7781344 8754012 11672016 15076354 15562688 17508024 22614531 23344032 30152708 31125376 35016048 45229062 46688064 60305416 62250752 67843593 70032096 90458124 93376128 120610832 124501504 135687186 140064192 180916248 186752256 241221664 249003008 271374372 280128384 361832496 373504512 482443328 498006016 542748744 560256768 723664992 747009024 964886656 1085497488 1120513536 1447329984 1494018048 1929773312 2170994976 2241027072 2894659968 3859546624 4341989952 4482054144 5789319936 7719093248 8683979904 11578639872 15438186496 17367959808 23157279744 34735919616 46314559488 69471839232 138943678464
- Sum of all divisors σ(n): 414241551360
- Sum of proper divisors (its aliquot sum) s(n): 275297872896
- 138943678464 is an abundant number, because the sum of its proper divisors (275297872896) is greater than itself. Its abundance is 136354194432
Bases of 138943678464
- Binary: 100000010110011011000001001000000000002
- Hexadecimal: 0x2059B04800
- Base-36: 1RTVH8G0
Squares and roots of 138943678464
- 138943678464 squared (1389436784642) is 19305345785107417399296
- 138943678464 cubed (1389436784643) is 2682355757402302642829222523961344
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The
square root of 138943678464 is 372751.4969305959 -
The
cube root of 138943678464 is 5179.4017295263
Scales and comparisons
How big is 138943678464?- 138,943,678,464 seconds is equal to 4,417 years, 50 weeks, 6 days, 10 hours, 14 minutes, 24 seconds.
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To count from 1 to 138,943,678,464 would take you about eight thousand, eight hundred thirty-five 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 138943678464 cubic inches would be around 431.6 feet tall.
Recreational maths with 138943678464
- 138943678464 backwards is 464876349831
- The number of decimal digits it has is: 12
- The sum of 138943678464's digits is 63
- More coming soon!
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