Base | Representation |
---|---|
bin | 111001010000… |
… | …0111011111110 |
3 | 2002111010202220 |
4 | 1302200323332 |
5 | 30141104301 |
6 | 2551230210 |
7 | 513105621 |
oct | 162407376 |
9 | 62433686 |
10 | 30019326 |
11 | 15a43a67 |
12 | a078366 |
13 | 62b0a1c |
14 | 3db5db8 |
15 | 297e936 |
hex | 1ca0efe |
30019326 has 16 divisors (see below), whose sum is σ = 60092928. Its totient is φ = 9997400.
The previous prime is 30019313. The next prime is 30019337. The reversal of 30019326 is 62391003.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 30019296 and 30019305.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10291 + ... + 12881.
It is an arithmetic number, because the mean of its divisors is an integer number (3755808).
Almost surely, 230019326 is an apocalyptic number.
30019326 is an abundant number, since it is smaller than the sum of its proper divisors (30073602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30019326 is a wasteful number, since it uses less digits than its factorization.
30019326 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4527.
The product of its (nonzero) digits is 972, while the sum is 24.
The square root of 30019326 is about 5478.9895053741. The cubic root of 30019326 is about 310.7899589123.
The spelling of 30019326 in words is "thirty million, nineteen thousand, three hundred twenty-six".
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