Base | Representation |
---|---|
bin | 111010010001… |
… | …1001010101011 |
3 | 2010111020111020 |
4 | 1310203022223 |
5 | 30310141442 |
6 | 3010503523 |
7 | 520460031 |
oct | 164431253 |
9 | 63436436 |
10 | 30552747 |
11 | 16278805 |
12 | a294ba3 |
13 | 6439764 |
14 | 40b4551 |
15 | 2a379ec |
hex | 1d232ab |
30552747 has 16 divisors (see below), whose sum is σ = 43127040. Its totient is φ = 19206432.
The previous prime is 30552733. The next prime is 30552793. The reversal of 30552747 is 74725503.
It is not a de Polignac number, because 30552747 - 220 = 29504171 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30552707) 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, 343 + ... + 7824.
It is an arithmetic number, because the mean of its divisors is an integer number (2695440).
Almost surely, 230552747 is an apocalyptic number.
30552747 is a deficient number, since it is larger than the sum of its proper divisors (12574293).
30552747 is a wasteful number, since it uses less digits than its factorization.
30552747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8242.
The product of its (nonzero) digits is 29400, while the sum is 33.
The square root of 30552747 is about 5527.4539346791. The cubic root of 30552747 is about 312.6199970097.
The spelling of 30552747 in words is "thirty million, five hundred fifty-two thousand, seven hundred forty-seven".
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