Base | Representation |
---|---|
bin | 1101101001111… |
… | …0100000110100 |
3 | 10222202201220222 |
4 | 3122132200310 |
5 | 104130203442 |
6 | 5403313512 |
7 | 1263543563 |
oct | 332364064 |
9 | 128681828 |
10 | 57272372 |
11 | 2a368643 |
12 | 1721b898 |
13 | bb335a1 |
14 | 786bbda |
15 | 50648d2 |
hex | 369e834 |
57272372 has 12 divisors (see below), whose sum is σ = 100383360. Its totient is φ = 28591416.
The previous prime is 57272357. The next prime is 57272377. The reversal of 57272372 is 27327275.
It is a happy number.
57272372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57272377) 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 3 ways as a sum of consecutive naturals, for example, 8228 + ... + 13499.
It is an arithmetic number, because the mean of its divisors is an integer number (8365280).
Almost surely, 257272372 is an apocalyptic number.
It is an amenable number.
57272372 is a deficient number, since it is larger than the sum of its proper divisors (43110988).
57272372 is a wasteful number, since it uses less digits than its factorization.
57272372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22390 (or 22388 counting only the distinct ones).
The product of its digits is 41160, while the sum is 35.
The square root of 57272372 is about 7567.8512141823. The cubic root of 57272372 is about 385.4621357813.
The spelling of 57272372 in words is "fifty-seven million, two hundred seventy-two thousand, three hundred seventy-two".
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