Base | Representation |
---|---|
bin | 111001010001… |
… | …1001010101110 |
3 | 2002111121022021 |
4 | 1302203022232 |
5 | 30141402322 |
6 | 2551340354 |
7 | 513144352 |
oct | 162431256 |
9 | 62447267 |
10 | 30028462 |
11 | 15a4a912 |
12 | a0816ba |
13 | 62b4c29 |
14 | 3db9462 |
15 | 29824c7 |
hex | 1ca32ae |
30028462 has 16 divisors (see below), whose sum is σ = 45936720. Its totient is φ = 14718528.
The previous prime is 30028457. The next prime is 30028483. The reversal of 30028462 is 26482003.
It is a happy number.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 36714 + ... + 37522.
It is an arithmetic number, because the mean of its divisors is an integer number (2871045).
Almost surely, 230028462 is an apocalyptic number.
30028462 is a deficient number, since it is larger than the sum of its proper divisors (15908258).
30028462 is a wasteful number, since it uses less digits than its factorization.
30028462 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1155.
The product of its (nonzero) digits is 2304, while the sum is 25.
The square root of 30028462 is about 5479.8231723296. The cubic root of 30028462 is about 310.8214840379.
The spelling of 30028462 in words is "thirty million, twenty-eight thousand, four hundred sixty-two".
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