Base | Representation |
---|---|
bin | 11000011100001… |
… | …10011101001101 |
3 | 112021210020202102 |
4 | 30032012131031 |
5 | 404441214203 |
6 | 32202204445 |
7 | 5036444564 |
oct | 1416063515 |
9 | 467706672 |
10 | 205023053 |
11 | a5803944 |
12 | 587b3725 |
13 | 33625721 |
14 | 1d32cbdb |
15 | 12eec888 |
hex | c38674d |
205023053 has 8 divisors (see below), whose sum is σ = 219472800. Its totient is φ = 190939248.
The previous prime is 205023041. The next prime is 205023059. The reversal of 205023053 is 350320502.
205023053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 205023053 - 210 = 205022029 is a prime.
It is a super-2 number, since 2×2050230532 = 84068904522881618, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205023059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90326 + ... + 92567.
It is an arithmetic number, because the mean of its divisors is an integer number (27434100).
Almost surely, 2205023053 is an apocalyptic number.
It is an amenable number.
205023053 is a deficient number, since it is larger than the sum of its proper divisors (14449747).
205023053 is a wasteful number, since it uses less digits than its factorization.
205023053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182971.
The product of its (nonzero) digits is 900, while the sum is 20.
The square root of 205023053 is about 14318.6260863255. The cubic root of 205023053 is about 589.6589554424.
Adding to 205023053 its reverse (350320502), we get a palindrome (555343555).
The spelling of 205023053 in words is "two hundred five million, twenty-three thousand, fifty-three".
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