Base | Representation |
---|---|
bin | 111010010101… |
… | …0110101000101 |
3 | 2010112211112200 |
4 | 1310222311011 |
5 | 30312143013 |
6 | 3011305113 |
7 | 520650366 |
oct | 164526505 |
9 | 63484480 |
10 | 30584133 |
11 | 1629a348 |
12 | a2ab199 |
13 | 644ab28 |
14 | 40c1b6d |
15 | 2a41e73 |
hex | 1d2ad45 |
30584133 has 12 divisors (see below), whose sum is σ = 44248620. Its totient is φ = 20356416.
The previous prime is 30584117. The next prime is 30584149. The reversal of 30584133 is 33148503.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30584117) and next prime (30584149).
It can be written as a sum of positive squares in 2 ways, for example, as 15233409 + 15350724 = 3903^2 + 3918^2 .
It is not a de Polignac number, because 30584133 - 24 = 30584117 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30584097 and 30584106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30585133) 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 11 ways as a sum of consecutive naturals, for example, 3985 + ... + 8777.
It is an arithmetic number, because the mean of its divisors is an integer number (3687385).
Almost surely, 230584133 is an apocalyptic number.
It is an amenable number.
30584133 is a deficient number, since it is larger than the sum of its proper divisors (13664487).
30584133 is a wasteful number, since it uses less digits than its factorization.
30584133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5508 (or 5505 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 30584133 is about 5530.2923069219. The cubic root of 30584133 is about 312.7270090275.
The spelling of 30584133 in words is "thirty million, five hundred eighty-four thousand, one hundred thirty-three".
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