42945490

42,945,490 is an even composite number composed of four prime numbers multiplied together.

What does the number 42945490 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

42945490 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 42945490:

2 × 5 × 7 × 613507

See below for interesting mathematical facts about the number 42945490 from the Numbermatics database.

Names of 42945490

Cardinal: 42945490 can be written as Forty-two million, nine hundred forty-five thousand, four hundred ninety.

Scientific notation

Scientific notation: 4.294549 × 10⁷

Factors of 42945490

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 613521

Divisors of 42945490

Number of divisors d(n): 16
Complete list of divisors:
1 2 5 7 10 14 35 70 613507 1227014 3067535 4294549 6135070 8589098 21472745 42945490
Sum of all divisors σ(n): 88345152
Sum of proper divisors (its aliquot sum) s(n): 45399662
42945490 is an abundant number, because the sum of its proper divisors (45399662) is greater than itself. Its abundance is 2454172

Bases of 42945490

Binary: 10100011110100101111010010₂
Hexadecimal: 0x28F4BD2
Base-36: PKGYA

Squares and roots of 42945490

42945490 squared (42945490²) is 1844315111340100
42945490 cubed (42945490³) is 79205016170905151149000
The square root of 42945490 is 6553.2808577079
The cube root of 42945490 is 350.1917045029

Scales and comparisons

How big is 42945490?

42,945,490 seconds is equal to 1 year, 19 weeks, 1 hour, 18 minutes, 10 seconds.
To count from 1 to 42,945,490 would take you about two 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 42945490 cubic inches would be around 29.2 feet tall.

Recreational maths with 42945490

42945490 backwards is 09454924
The number of decimal digits it has is: 8
The sum of 42945490's digits is 37
More coming soon!

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The information we have on file for 42945490 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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