Base | Representation |
---|---|
bin | 111010001111… |
… | …0101101110001 |
3 | 2010110022110220 |
4 | 1310132231301 |
5 | 30304101023 |
6 | 3010243253 |
7 | 520352622 |
oct | 164365561 |
9 | 63408426 |
10 | 30534513 |
11 | 16266039 |
12 | a286529 |
13 | 6431379 |
14 | 40aba49 |
15 | 2a323e3 |
hex | 1d1eb71 |
30534513 has 16 divisors (see below), whose sum is σ = 41906496. Its totient is φ = 19768320.
The previous prime is 30534479. The next prime is 30534523. The reversal of 30534513 is 31543503.
It is a happy number.
It is not a de Polignac number, because 30534513 - 29 = 30534001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30534523) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13633 + ... + 15713.
It is an arithmetic number, because the mean of its divisors is an integer number (2619156).
Almost surely, 230534513 is an apocalyptic number.
It is an amenable number.
30534513 is a deficient number, since it is larger than the sum of its proper divisors (11371983).
30534513 is a wasteful number, since it uses less digits than its factorization.
30534513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2224.
The product of its (nonzero) digits is 2700, while the sum is 24.
The square root of 30534513 is about 5525.8042853507. The cubic root of 30534513 is about 312.5577936843.
The spelling of 30534513 in words is "thirty million, five hundred thirty-four thousand, five hundred thirteen".
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