Base | Representation |
---|---|
bin | 1101101100010… |
… | …0010010101011 |
3 | 11000001121012012 |
4 | 3123010102223 |
5 | 104200131430 |
6 | 5410510135 |
7 | 1265056664 |
oct | 333042253 |
9 | 130047165 |
10 | 57427115 |
11 | 2a463929 |
12 | 1729534b |
13 | bb88b55 |
14 | 78ac36b |
15 | 5095695 |
hex | 36c44ab |
57427115 has 4 divisors (see below), whose sum is σ = 68912544. Its totient is φ = 45941688.
The previous prime is 57427093. The next prime is 57427147. The reversal of 57427115 is 51172475.
57427115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 57427115 - 224 = 40649899 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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, 5742707 + ... + 5742716.
It is an arithmetic number, because the mean of its divisors is an integer number (17228136).
Almost surely, 257427115 is an apocalyptic number.
57427115 is a deficient number, since it is larger than the sum of its proper divisors (11485429).
57427115 is a wasteful number, since it uses less digits than its factorization.
57427115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11485428.
The product of its digits is 9800, while the sum is 32.
The square root of 57427115 is about 7578.0680255590. The cubic root of 57427115 is about 385.8089808977.
The spelling of 57427115 in words is "fifty-seven million, four hundred twenty-seven thousand, one hundred fifteen".
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