842162420
842,162,420 is an even composite number composed of four prime numbers multiplied together.
842162420 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.
Prime factorization of 842162420:
22 × 5 × 112 × 348001
(2 × 2 × 5 × 11 × 11 × 348001)See below for interesting mathematical facts about the number 842162420 from the Numbermatics database.
Names of 842162420
- Cardinal: 842162420 can be written as Eight hundred forty-two million, one hundred sixty-two thousand, four hundred twenty.
Scientific notation
- Scientific notation: 8.4216242 × 108
Factors of 842162420
Divisors of 842162420
- Number of divisors d(n): 36
- Complete list of divisors:
- Sum of all divisors σ(n): 1943939172
- Sum of proper divisors (its aliquot sum) s(n): 1101776752
- 842162420 is an abundant number, because the sum of its proper divisors (1101776752) is greater than itself. Its abundance is 259614332
Bases of 842162420
- Binary: 1100100011001001100000111101002
- Hexadecimal: 0x323260F4
- Base-36: DXEGOK
Squares and roots of 842162420
- 842162420 squared (8421624202) is 709237541660256400
- 842162420 cubed (8421624203) is 597293204439452347644488000
-
The
square root of 842162420 is 29020.0348035629 -
The
cube root of 842162420 is 944.3477559251
Scales and comparisons
How big is 842162420?- 842,162,420 seconds is equal to 26 years, 40 weeks, 3 days, 6 hours, 20 seconds.
-
To count from 1 to 842,162,420 would take you about forty 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 842162420 cubic inches would be around 78.7 feet tall.
Recreational maths with 842162420
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