Base | Representation |
---|---|
bin | 111001110101… |
… | …1110100011111 |
3 | 2010001201111221 |
4 | 1303223310133 |
5 | 30230413142 |
6 | 3001554211 |
7 | 515524063 |
oct | 163536437 |
9 | 63051457 |
10 | 30326047 |
11 | 16133454 |
12 | a1a5967 |
13 | 638a50b |
14 | 4055aa3 |
15 | 29e0767 |
hex | 1cebd1f |
30326047 has 8 divisors (see below), whose sum is σ = 30844800. Its totient is φ = 29811864.
The previous prime is 30326041. The next prime is 30326077. The reversal of 30326047 is 74062303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30326047 - 23 = 30326039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30326041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13854 + ... + 15892.
It is an arithmetic number, because the mean of its divisors is an integer number (3855600).
Almost surely, 230326047 is an apocalyptic number.
30326047 is a deficient number, since it is larger than the sum of its proper divisors (518753).
30326047 is a wasteful number, since it uses less digits than its factorization.
30326047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2285.
The product of its (nonzero) digits is 3024, while the sum is 25.
The square root of 30326047 is about 5506.9090241260. The cubic root of 30326047 is about 311.8448679528.
The spelling of 30326047 in words is "thirty million, three hundred twenty-six thousand, forty-seven".
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