Base | Representation |
---|---|
bin | 1011010011001… |
… | …0000000001101 |
3 | 10022011200212100 |
4 | 2310302000031 |
5 | 44113000413 |
6 | 4411425313 |
7 | 1113546255 |
oct | 264620015 |
9 | 108150770 |
10 | 47390733 |
11 | 248293a5 |
12 | 13a55239 |
13 | 9a83870 |
14 | 6418965 |
15 | 4261a73 |
hex | 2d3200d |
47390733 has 12 divisors (see below), whose sum is σ = 73719100. Its totient is φ = 29163456.
The previous prime is 47390719. The next prime is 47390737. The reversal of 47390733 is 33709374.
It can be written as a sum of positive squares in 2 ways, for example, as 27436644 + 19954089 = 5238^2 + 4467^2 .
It is not a de Polignac number, because 47390733 - 25 = 47390701 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47390737) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202408 + ... + 202641.
Almost surely, 247390733 is an apocalyptic number.
It is an amenable number.
47390733 is a deficient number, since it is larger than the sum of its proper divisors (26328367).
47390733 is a wasteful number, since it uses less digits than its factorization.
47390733 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 405068 (or 405065 counting only the distinct ones).
The product of its (nonzero) digits is 47628, while the sum is 36.
The square root of 47390733 is about 6884.0927506825. The cubic root of 47390733 is about 361.8799114298.
The spelling of 47390733 in words is "forty-seven million, three hundred ninety thousand, seven hundred thirty-three".
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