Base | Representation |
---|---|
bin | 111010000101… |
… | …1010100000100 |
3 | 2010022021110121 |
4 | 1310023110010 |
5 | 30244030134 |
6 | 3004431324 |
7 | 516602134 |
oct | 164132404 |
9 | 63267417 |
10 | 30455044 |
11 | 16211364 |
12 | a248544 |
13 | 6404149 |
14 | 408aac4 |
15 | 2a18ab4 |
hex | 1d0b504 |
30455044 has 12 divisors (see below), whose sum is σ = 53357724. Its totient is φ = 15209984.
The previous prime is 30455003. The next prime is 30455057. The reversal of 30455044 is 44055403.
It can be written as a sum of positive squares in 2 ways, for example, as 29160000 + 1295044 = 5400^2 + 1138^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12 + ... + 7804.
It is an arithmetic number, because the mean of its divisors is an integer number (4446477).
Almost surely, 230455044 is an apocalyptic number.
It is an amenable number.
30455044 is a deficient number, since it is larger than the sum of its proper divisors (22902680).
30455044 is a wasteful number, since it uses less digits than its factorization.
30455044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8774 (or 8772 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 30455044 is about 5518.6088826805. The cubic root of 30455044 is about 312.2864042258.
The spelling of 30455044 in words is "thirty million, four hundred fifty-five thousand, forty-four".
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