Base | Representation |
---|---|
bin | 1110000011011… |
… | …0010110101010 |
3 | 11002220121110000 |
4 | 3200312112222 |
5 | 110042133030 |
6 | 5503203430 |
7 | 1314002106 |
oct | 340662652 |
9 | 132817400 |
10 | 58942890 |
11 | 302a9736 |
12 | 178a6576 |
13 | c299a66 |
14 | 7b84906 |
15 | 5294860 |
hex | 38365aa |
58942890 has 80 divisors (see below), whose sum is σ = 161598888. Its totient is φ = 15410304.
The previous prime is 58942853. The next prime is 58942903. The reversal of 58942890 is 9824985.
58942890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 58936329 + 6561 = 7677^2 + 81^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
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 39 ways as a sum of consecutive naturals, for example, 42244 + ... + 43616.
Almost surely, 258942890 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 58942890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80799444).
58942890 is an abundant number, since it is smaller than the sum of its proper divisors (102655998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
58942890 is a wasteful number, since it uses less digits than its factorization.
58942890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1445 (or 1436 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 45.
The square root of 58942890 is about 7677.4273034657. The cubic root of 58942890 is about 389.1739914181.
The spelling of 58942890 in words is "fifty-eight million, nine hundred forty-two thousand, eight hundred ninety".
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