38428713990
38,428,713,990 is an even composite number composed of six prime numbers multiplied together.
38428713990 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 38428713990:
2 × 32 × 5 × 257 × 631 × 2633
(2 × 3 × 3 × 5 × 257 × 631 × 2633)See below for interesting mathematical facts about the number 38428713990 from the Numbermatics database.
Names of 38428713990
- Cardinal: 38428713990 can be written as Thirty-eight billion, four hundred twenty-eight million, seven hundred thirteen thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 3.842871399 × 1010
Factors of 38428713990
Divisors of 38428713990
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 30 45 90 257 514 631 771 1262 1285 1542 1893 2313 2570 2633 3155 3786 3855 4626 5266 5679 6310 7710 7899 9465 11358 11565 13165 15798 18930 23130 23697 26330 28395 39495 47394 56790 78990 118485 162167 236970 324334 486501 676681 810835 973002 1353362 1459503 1621670 1661423 2030043 2432505 2919006 3322846 3383405 4060086 4865010 4984269 6090129 6766810 7297515 8307115 9968538 10150215 12180258 14595030 14952807 16614230 20300430 24921345 29905614 30450645 49842690 60901290 74764035 149528070 426985711 853971422 1280957133 2134928555 2561914266 3842871399 4269857110 6404785665 7685742798 12809571330 19214356995 38428713990
- Sum of all divisors σ(n): 100500543936
- Sum of proper divisors (its aliquot sum) s(n): 62071829946
- 38428713990 is an abundant number, because the sum of its proper divisors (62071829946) is greater than itself. Its abundance is 23643115956
Bases of 38428713990
- Binary: 1000111100101000011110100100000001102
- Hexadecimal: 0x8F287A406
- Base-36: HNJGPHI
Squares and roots of 38428713990
- 38428713990 squared (384287139902) is 1476766058925221720100
- 38428713990 cubed (384287139903) is 56750220508576832279058734199000
-
The
square root of 38428713990 is 196032.4309648789 -
The
cube root of 38428713990 is 3374.5713654823
Scales and comparisons
How big is 38428713990?- 38,428,713,990 seconds is equal to 1,221 years, 47 weeks, 3 days, 18 hours, 46 minutes, 30 seconds.
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To count from 1 to 38,428,713,990 would take you about two thousand, four hundred forty-three 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 38428713990 cubic inches would be around 281.2 feet tall.
Recreational maths with 38428713990
- 38428713990 backwards is 09931782483
- The number of decimal digits it has is: 11
- The sum of 38428713990's digits is 54
- More coming soon!
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