Base | Representation |
---|---|
bin | 1011010100011… |
… | …0011001000101 |
3 | 10022022221102101 |
4 | 2311012121011 |
5 | 44123133440 |
6 | 4413312101 |
7 | 1114344610 |
oct | 265063105 |
9 | 108287371 |
10 | 47474245 |
11 | 24886115 |
12 | 13a95631 |
13 | 9ab2890 |
14 | 643b177 |
15 | 427b69a |
hex | 2d46645 |
47474245 has 32 divisors (see below), whose sum is σ = 70866432. Its totient is φ = 29728512.
The previous prime is 47474213. The next prime is 47474261. The reversal of 47474245 is 54247474.
It is a cyclic number.
It is not a de Polignac number, because 47474245 - 25 = 47474213 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46359 + ... + 47371.
It is an arithmetic number, because the mean of its divisors is an integer number (2214576).
Almost surely, 247474245 is an apocalyptic number.
It is an amenable number.
47474245 is a deficient number, since it is larger than the sum of its proper divisors (23392187).
47474245 is a wasteful number, since it uses less digits than its factorization.
47474245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1141.
The product of its digits is 125440, while the sum is 37.
The square root of 47474245 is about 6890.1556586190. The cubic root of 47474245 is about 362.0923550772.
The spelling of 47474245 in words is "forty-seven million, four hundred seventy-four thousand, two hundred forty-five".
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