Base | Representation |
---|---|
bin | 111010101111… |
… | …1100010111011 |
3 | 2010221210201221 |
4 | 1311133202323 |
5 | 30341100214 |
6 | 3020052511 |
7 | 522540043 |
oct | 165374273 |
9 | 63853657 |
10 | 30800059 |
11 | 164275a4 |
12 | a394137 |
13 | 64c51b4 |
14 | 413a723 |
15 | 2a85e24 |
hex | 1d5f8bb |
30800059 has 16 divisors (see below), whose sum is σ = 33837120. Its totient is φ = 27941760.
The previous prime is 30800027. The next prime is 30800069. The reversal of 30800059 is 95000803.
It is a cyclic number.
It is not a de Polignac number, because 30800059 - 25 = 30800027 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30800009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40309 + ... + 41065.
It is an arithmetic number, because the mean of its divisors is an integer number (2114820).
Almost surely, 230800059 is an apocalyptic number.
30800059 is a deficient number, since it is larger than the sum of its proper divisors (3037061).
30800059 is a wasteful number, since it uses less digits than its factorization.
30800059 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 870.
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 30800059 is about 5549.7800857331. The cubic root of 30800059 is about 313.4612416017.
The spelling of 30800059 in words is "thirty million, eight hundred thousand, fifty-nine".
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