Base | Representation |
---|---|
bin | 1100100000111… |
… | …0101111000011 |
3 | 10122202201120210 |
4 | 3020032233003 |
5 | 101414123110 |
6 | 5113005203 |
7 | 1205102415 |
oct | 310165703 |
9 | 118681523 |
10 | 52489155 |
11 | 276a0974 |
12 | 156b3803 |
13 | ab4a394 |
14 | 6d849b5 |
15 | 491c520 |
hex | 320ebc3 |
52489155 has 8 divisors (see below), whose sum is σ = 83982672. Its totient is φ = 27994208.
The previous prime is 52489147. The next prime is 52489181. The reversal of 52489155 is 55198425.
52489155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52489155 - 23 = 52489147 is a prime.
It is a super-2 number, since 2×524891552 = 5510222785228050, which contains 22 as substring.
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 7 ways as a sum of consecutive naturals, for example, 1749624 + ... + 1749653.
It is an arithmetic number, because the mean of its divisors is an integer number (10497834).
Almost surely, 252489155 is an apocalyptic number.
52489155 is a deficient number, since it is larger than the sum of its proper divisors (31493517).
52489155 is a wasteful number, since it uses less digits than its factorization.
52489155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3499285.
The product of its digits is 72000, while the sum is 39.
The square root of 52489155 is about 7244.9399583433. The cubic root of 52489155 is about 374.4178344676.
The spelling of 52489155 in words is "fifty-two million, four hundred eighty-nine thousand, one hundred fifty-five".
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