Base | Representation |
---|---|
bin | 1101101101000… |
… | …0101100100101 |
3 | 11000011011220001 |
4 | 3123100230211 |
5 | 104203243200 |
6 | 5411541301 |
7 | 1265361061 |
oct | 333205445 |
9 | 130134801 |
10 | 57477925 |
11 | 2a49901a |
12 | 172ba831 |
13 | bba600b |
14 | 78c2aa1 |
15 | 50a576a |
hex | 36d0b25 |
57477925 has 6 divisors (see below), whose sum is σ = 71272658. Its totient is φ = 45982320.
The previous prime is 57477919. The next prime is 57477929. The reversal of 57477925 is 52977475.
57477925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 11874916 + 45603009 = 3446^2 + 6753^2 .
It is not a de Polignac number, because 57477925 - 213 = 57469733 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57477929) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1149534 + ... + 1149583.
Almost surely, 257477925 is an apocalyptic number.
It is an amenable number.
57477925 is a deficient number, since it is larger than the sum of its proper divisors (13794733).
57477925 is a wasteful number, since it uses less digits than its factorization.
57477925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2299127 (or 2299122 counting only the distinct ones).
The product of its digits is 617400, while the sum is 46.
The square root of 57477925 is about 7581.4197219254. The cubic root of 57477925 is about 385.9227319006.
The spelling of 57477925 in words is "fifty-seven million, four hundred seventy-seven thousand, nine hundred twenty-five".
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