Base | Representation |
---|---|
bin | 1101110111000… |
… | …0011010110001 |
3 | 11001101102022102 |
4 | 3131300122301 |
5 | 104340212040 |
6 | 5433550145 |
7 | 1304054321 |
oct | 335603261 |
9 | 131342272 |
10 | 58132145 |
11 | 2a8a55a5 |
12 | 17575355 |
13 | c074a26 |
14 | 7a13281 |
15 | 5184515 |
hex | 37706b1 |
58132145 has 4 divisors (see below), whose sum is σ = 69758580. Its totient is φ = 46505712.
The previous prime is 58132141. The next prime is 58132159. The reversal of 58132145 is 54123185.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54123185 = 5 ⋅10824637.
It can be written as a sum of positive squares in 2 ways, for example, as 10962721 + 47169424 = 3311^2 + 6868^2 .
It is a cyclic number.
It is not a de Polignac number, because 58132145 - 22 = 58132141 is a prime.
It is not an unprimeable number, because it can be changed into a prime (58132141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5813210 + ... + 5813219.
It is an arithmetic number, because the mean of its divisors is an integer number (17439645).
Almost surely, 258132145 is an apocalyptic number.
It is an amenable number.
58132145 is a deficient number, since it is larger than the sum of its proper divisors (11626435).
58132145 is a wasteful number, since it uses less digits than its factorization.
58132145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11626434.
The product of its digits is 4800, while the sum is 29.
The square root of 58132145 is about 7624.4439141488. The cubic root of 58132145 is about 387.3814163680.
The spelling of 58132145 in words is "fifty-eight million, one hundred thirty-two thousand, one hundred forty-five".
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