Base | Representation |
---|---|
bin | 1101101000011… |
… | …0000001011111 |
3 | 10222120122022211 |
4 | 3122012001133 |
5 | 104114001223 |
6 | 5401221251 |
7 | 1262645254 |
oct | 332060137 |
9 | 128518284 |
10 | 57172063 |
11 | 2a2aa243 |
12 | 17191827 |
13 | bac9a30 |
14 | 784342b |
15 | 5044d0d |
hex | 368605f |
57172063 has 16 divisors (see below), whose sum is σ = 62899200. Its totient is φ = 51648480.
The previous prime is 57172061. The next prime is 57172099. The reversal of 57172063 is 36027175.
57172063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 57172063 - 21 = 57172061 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57172061) 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 15 ways as a sum of consecutive naturals, for example, 183678 + ... + 183988.
It is an arithmetic number, because the mean of its divisors is an integer number (3931200).
Almost surely, 257172063 is an apocalyptic number.
57172063 is a deficient number, since it is larger than the sum of its proper divisors (5727137).
57172063 is a wasteful number, since it uses less digits than its factorization.
57172063 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 582.
The product of its (nonzero) digits is 8820, while the sum is 31.
The square root of 57172063 is about 7561.2209992831. The cubic root of 57172063 is about 385.2369666156.
The spelling of 57172063 in words is "fifty-seven million, one hundred seventy-two thousand, sixty-three".
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