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8752052647 = 13673234819
BaseRepresentation
bin10000010011010100…
…11011100110100111
3211120221112100012001
420021222123212213
5120411011141042
64004242510131
7426612135322
oct101152334647
924527470161
108752052647
11379133a768
121843065347
13a962a8ca0
145d05117b9
15363550bb7
hex209a9b9a7

8752052647 has 4 divisors (see below), whose sum is σ = 9425287480. Its totient is φ = 8078817816.

The previous prime is 8752052641. The next prime is 8752052723. The reversal of 8752052647 is 7462502578.

8752052647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 8752052647 - 215 = 8752019879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8752052597 and 8752052606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8752052641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336617397 + ... + 336617422.

It is an arithmetic number, because the mean of its divisors is an integer number (2356321870).

Almost surely, 28752052647 is an apocalyptic number.

8752052647 is a deficient number, since it is larger than the sum of its proper divisors (673234833).

8752052647 is a wasteful number, since it uses less digits than its factorization.

8752052647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673234832.

The product of its (nonzero) digits is 940800, while the sum is 46.

The square root of 8752052647 is about 93552.4058856853. The cubic root of 8752052647 is about 2060.8037714755.

The spelling of 8752052647 in words is "eight billion, seven hundred fifty-two million, fifty-two thousand, six hundred forty-seven".

Divisors: 1 13 673234819 8752052647