Base | Representation |
---|---|
bin | 111001110100… |
… | …1101110110100 |
3 | 2010001021210002 |
4 | 1303221232310 |
5 | 30230124432 |
6 | 3001450432 |
7 | 515460122 |
oct | 163515664 |
9 | 63037702 |
10 | 30317492 |
11 | 16127a87 |
12 | a1a0a18 |
13 | 638665a |
14 | 4052912 |
15 | 29dce62 |
hex | 1ce9bb4 |
30317492 has 6 divisors (see below), whose sum is σ = 53055618. Its totient is φ = 15158744.
The previous prime is 30317489. The next prime is 30317501. The reversal of 30317492 is 29471303.
It can be written as a sum of positive squares in only one way, i.e., 24344356 + 5973136 = 4934^2 + 2444^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3789683 + ... + 3789690.
It is an arithmetic number, because the mean of its divisors is an integer number (8842603).
Almost surely, 230317492 is an apocalyptic number.
It is an amenable number.
30317492 is a deficient number, since it is larger than the sum of its proper divisors (22738126).
30317492 is a wasteful number, since it uses less digits than its factorization.
30317492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7579377 (or 7579375 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 29.
The square root of 30317492 is about 5506.1322178095. The cubic root of 30317492 is about 311.8155413067.
Adding to 30317492 its reverse (29471303), we get a palindrome (59788795).
The spelling of 30317492 in words is "thirty million, three hundred seventeen thousand, four hundred ninety-two".
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