Base | Representation |
---|---|
bin | 1011010010100… |
… | …0110000100000 |
3 | 10022002202220210 |
4 | 2310220300200 |
5 | 44110242424 |
6 | 4410534120 |
7 | 1113330666 |
oct | 264506040 |
9 | 108082823 |
10 | 47352864 |
11 | 248029a9 |
12 | 13a37340 |
13 | 9a6c560 |
14 | 6408c36 |
15 | 4255729 |
hex | 2d28c20 |
47352864 has 96 divisors (see below), whose sum is σ = 140978880. Its totient is φ = 13796352.
The previous prime is 47352863. The next prime is 47352913. The reversal of 47352864 is 46825374.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47352863) 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, 22714 + ... + 24710.
It is an arithmetic number, because the mean of its divisors is an integer number (1468530).
Almost surely, 247352864 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47352864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70489440).
47352864 is an abundant number, since it is smaller than the sum of its proper divisors (93626016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47352864 is a wasteful number, since it uses less digits than its factorization.
47352864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2042 (or 2034 counting only the distinct ones).
The product of its digits is 161280, while the sum is 39.
The square root of 47352864 is about 6881.3417296338. The cubic root of 47352864 is about 361.7834953774.
The spelling of 47352864 in words is "forty-seven million, three hundred fifty-two thousand, eight hundred sixty-four".
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