Base | Representation |
---|---|
bin | 111010110100… |
… | …1000111010100 |
3 | 2011000210111112 |
4 | 1311221013110 |
5 | 30343324002 |
6 | 3020554152 |
7 | 523062233 |
oct | 165510724 |
9 | 64023445 |
10 | 30839252 |
11 | 16453a94 |
12 | a3b2958 |
13 | 6509ca2 |
14 | 414ab1a |
15 | 2a92852 |
hex | 1d691d4 |
30839252 has 6 divisors (see below), whose sum is σ = 53968698. Its totient is φ = 15419624.
The previous prime is 30839243. The next prime is 30839273. The reversal of 30839252 is 25293803.
It can be written as a sum of positive squares in only one way, i.e., 25060036 + 5779216 = 5006^2 + 2404^2 .
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 as a sum of consecutive naturals, namely, 3854903 + ... + 3854910.
It is an arithmetic number, because the mean of its divisors is an integer number (8994783).
Almost surely, 230839252 is an apocalyptic number.
It is an amenable number.
30839252 is a deficient number, since it is larger than the sum of its proper divisors (23129446).
30839252 is a wasteful number, since it uses less digits than its factorization.
30839252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7709817 (or 7709815 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 32.
The square root of 30839252 is about 5553.3100039526. The cubic root of 30839252 is about 313.5941447999.
The spelling of 30839252 in words is "thirty million, eight hundred thirty-nine thousand, two hundred fifty-two".
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