Base | Representation |
---|---|
bin | 111100000000010… |
… | …1011100011101010 |
3 | 12012022122120101020 |
4 | 1320000223203222 |
5 | 13110420204310 |
6 | 531443033310 |
7 | 100615665042 |
oct | 17000534352 |
9 | 5168576336 |
10 | 2013444330 |
11 | 94359a587 |
12 | 48236b836 |
13 | 2611a38a1 |
14 | 151598722 |
15 | bbb6b170 |
hex | 7802b8ea |
2013444330 has 32 divisors (see below), whose sum is σ = 4886568000. Its totient is φ = 530884992.
The previous prime is 2013444313. The next prime is 2013444331. The reversal of 2013444330 is 334443102.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2013444330.
It is not an unprimeable number, because it can be changed into a prime (2013444331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374380 + ... + 379719.
It is an arithmetic number, because the mean of its divisors is an integer number (152705250).
Almost surely, 22013444330 is an apocalyptic number.
2013444330 is an abundant number, since it is smaller than the sum of its proper divisors (2873123670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2013444330 is a wasteful number, since it uses less digits than its factorization.
2013444330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 754198.
The product of its (nonzero) digits is 3456, while the sum is 24.
The square root of 2013444330 is about 44871.4199686170. The cubic root of 2013444330 is about 1262.7378799545.
Adding to 2013444330 its reverse (334443102), we get a palindrome (2347887432).
The spelling of 2013444330 in words is "two billion, thirteen million, four hundred forty-four thousand, three hundred thirty".
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