Base | Representation |
---|---|
bin | 111001101010… |
… | …0000101100010 |
3 | 2002212210011110 |
4 | 1303110011202 |
5 | 30214310314 |
6 | 2555524150 |
7 | 514640466 |
oct | 163240542 |
9 | 62783143 |
10 | 30228834 |
11 | 16077409 |
12 | a159656 |
13 | 63551ac |
14 | 402c4a6 |
15 | 29c1a59 |
hex | 1cd4162 |
30228834 has 16 divisors (see below), whose sum is σ = 60516000. Its totient is φ = 10066560.
The previous prime is 30228833. The next prime is 30228851. The reversal of 30228834 is 43882203.
It is not an unprimeable number, because it can be changed into a prime (30228833) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7314 + ... + 10674.
It is an arithmetic number, because the mean of its divisors is an integer number (3782250).
Almost surely, 230228834 is an apocalyptic number.
30228834 is an abundant number, since it is smaller than the sum of its proper divisors (30287166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30228834 is a wasteful number, since it uses less digits than its factorization.
30228834 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4865.
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 30228834 is about 5498.0754814753. The cubic root of 30228834 is about 311.5112952335.
The spelling of 30228834 in words is "thirty million, two hundred twenty-eight thousand, eight hundred thirty-four".
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