4020990840
4,020,990,840 is an even composite number composed of four prime numbers multiplied together.
4020990840 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 4020990840:
23 × 32 × 5 × 11169419
(2 × 2 × 2 × 3 × 3 × 5 × 11169419)See below for interesting mathematical facts about the number 4020990840 from the Numbermatics database.
Names of 4020990840
- Cardinal: 4020990840 can be written as Four billion, twenty million, nine hundred ninety thousand, eight hundred forty.
Scientific notation
- Scientific notation: 4.02099084 × 109
Factors of 4020990840
Divisors of 4020990840
- Number of divisors d(n): 48
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 11169419 22338838 33508257 44677676 55847095 67016514 89355352 100524771 111694190 134033028 167541285 201049542 223388380 268066056 335082570 402099084 446776760 502623855 670165140 804198168 1005247710 1340330280 2010495420 4020990840
- Sum of all divisors σ(n): 13068221400
- Sum of proper divisors (its aliquot sum) s(n): 9047230560
- 4020990840 is an abundant number, because the sum of its proper divisors (9047230560) is greater than itself. Its abundance is 5026239720
Bases of 4020990840
- Binary: 111011111010101101110011011110002
- Hexadecimal: 0xEFAB7378
- Base-36: 1UHZSE0
Squares and roots of 4020990840
- 4020990840 squared (40209908402) is 16168367335363905600
- 4020990840 cubed (40209908403) is 65012856953253472484224704000
-
The
square root of 4020990840 is 63411.2832230983 -
The
cube root of 4020990840 is 1590.1729490285
Scales and comparisons
How big is 4020990840?- 4,020,990,840 seconds is equal to 127 years, 44 weeks, 3 days, 5 hours, 54 minutes.
-
To count from 1 to 4,020,990,840 would take you about two hundred fifty-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 4020990840 cubic inches would be around 132.5 feet tall.
Recreational maths with 4020990840
- 4020990840 backwards is 0480990204
- 4020990840 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 4020990840's digits is 36
- More coming soon!
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