Base | Representation |
---|---|
bin | 1110010100100011… |
… | …10010111111011100 |
3 | 201211211111212212211 |
4 | 13022101302333130 |
5 | 111221242131421 |
6 | 3310534010204 |
7 | 361350164410 |
oct | 71221627734 |
9 | 21754455784 |
10 | 7688630236 |
11 | 3296038771 |
12 | 15a6aa6964 |
13 | 956b94161 |
14 | 52d1b4d40 |
15 | 2eeee29e1 |
hex | 1ca472fdc |
7688630236 has 12 divisors (see below), whose sum is σ = 15377260528. Its totient is φ = 3295127232.
The previous prime is 7688630221. The next prime is 7688630281. The reversal of 7688630236 is 6320368867.
7688630236 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 7688630236.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137296941 + ... + 137296996.
Almost surely, 27688630236 is an apocalyptic number.
It is an amenable number.
7688630236 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7688630236 is a wasteful number, since it uses less digits than its factorization.
7688630236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274593948 (or 274593946 counting only the distinct ones).
The product of its (nonzero) digits is 1741824, while the sum is 49.
The square root of 7688630236 is about 87684.8346979111. The cubic root of 7688630236 is about 1973.7084103228.
The spelling of 7688630236 in words is "seven billion, six hundred eighty-eight million, six hundred thirty thousand, two hundred thirty-six".
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