Base | Representation |
---|---|
bin | 1110010001101010… |
… | …01001000000110000 |
3 | 201210010210212100222 |
4 | 13020311021000300 |
5 | 111144032403130 |
6 | 3304305232212 |
7 | 360633552416 |
oct | 71065110060 |
9 | 21703725328 |
10 | 7664341040 |
11 | 3283358954 |
12 | 159a932668 |
13 | 951b3b655 |
14 | 529c912b6 |
15 | 2ecce5ce5 |
hex | 1c8d49030 |
7664341040 has 40 divisors (see below), whose sum is σ = 17912924928. Its totient is φ = 3049679360.
The previous prime is 7664341039. The next prime is 7664341057. The reversal of 7664341040 is 401434667.
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235517 + ... + 266076.
Almost surely, 27664341040 is an apocalyptic number.
It is an amenable number.
7664341040 is an abundant number, since it is smaller than the sum of its proper divisors (10248583888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7664341040 is a wasteful number, since it uses less digits than its factorization.
7664341040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501797 (or 501791 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 35.
The square root of 7664341040 is about 87546.2223057055. Note that the first 3 decimals coincide. The cubic root of 7664341040 is about 1971.6278333311.
The spelling of 7664341040 in words is "seven billion, six hundred sixty-four million, three hundred forty-one thousand, forty".
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