Base | Representation |
---|---|
bin | 111110101101110… |
… | …0000111101110011 |
3 | 12102122201210222022 |
4 | 1331123200331303 |
5 | 13302204134130 |
6 | 544451502055 |
7 | 103101543452 |
oct | 17533407563 |
9 | 5378653868 |
10 | 2104364915 |
11 | 98a94a564 |
12 | 4a88b792b |
13 | 276c88853 |
14 | 15d6a4b99 |
15 | c4b2a7e5 |
hex | 7d6e0f73 |
2104364915 has 4 divisors (see below), whose sum is σ = 2525237904. Its totient is φ = 1683491928.
The previous prime is 2104364891. The next prime is 2104364929. The reversal of 2104364915 is 5194634012.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2104364915 - 220 = 2103316339 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210436487 + ... + 210436496.
It is an arithmetic number, because the mean of its divisors is an integer number (631309476).
Almost surely, 22104364915 is an apocalyptic number.
2104364915 is a deficient number, since it is larger than the sum of its proper divisors (420872989).
2104364915 is an equidigital number, since it uses as much as digits as its factorization.
2104364915 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 420872988.
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 2104364915 is about 45873.3573547871. The cubic root of 2104364915 is about 1281.4657921208.
Adding to 2104364915 its reverse (5194634012), we get a palindrome (7298998927).
It can be divided in two parts, 21043 and 64915, that added together give a palindrome (85958).
The spelling of 2104364915 in words is "two billion, one hundred four million, three hundred sixty-four thousand, nine hundred fifteen".
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