Base | Representation |
---|---|
bin | 11000100010001… |
… | …11010101110100 |
3 | 112100021101111201 |
4 | 30101013111310 |
5 | 410142004413 |
6 | 32231142244 |
7 | 5046245134 |
oct | 1421072564 |
9 | 470241451 |
10 | 205813108 |
11 | a61a3486 |
12 | 58b14984 |
13 | 33841207 |
14 | 1d496ac4 |
15 | 131069dd |
hex | c447574 |
205813108 has 24 divisors (see below), whose sum is σ = 380374848. Its totient is φ = 97242816.
The previous prime is 205813099. The next prime is 205813117. The reversal of 205813108 is 801318502.
It is an interprime number because it is at equal distance from previous prime (205813099) and next prime (205813117).
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 in 7 ways as a sum of consecutive naturals, for example, 5841 + ... + 21112.
It is an arithmetic number, because the mean of its divisors is an integer number (15848952).
Almost surely, 2205813108 is an apocalyptic number.
It is an amenable number.
205813108 is a deficient number, since it is larger than the sum of its proper divisors (174561740).
205813108 is a wasteful number, since it uses less digits than its factorization.
205813108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27063 (or 27061 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 28.
The square root of 205813108 is about 14346.1879257174. The cubic root of 205813108 is about 590.4154002698.
The spelling of 205813108 in words is "two hundred five million, eight hundred thirteen thousand, one hundred eight".
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