Base | Representation |
---|---|
bin | 11000100011001… |
… | …10001100100000 |
3 | 112100111210212110 |
4 | 30101212030200 |
5 | 410210030423 |
6 | 32233555320 |
7 | 5050312446 |
oct | 1421461440 |
9 | 470453773 |
10 | 205939488 |
11 | a627a427 |
12 | 58b75b40 |
13 | 338868b1 |
14 | 1d4cab96 |
15 | 1312e193 |
hex | c466320 |
205939488 has 48 divisors (see below), whose sum is σ = 541398816. Its totient is φ = 68544000.
The previous prime is 205939463. The next prime is 205939507. The reversal of 205939488 is 884939502.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×2059394882 = 84822145435404288, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
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, 90363 + ... + 92613.
It is an arithmetic number, because the mean of its divisors is an integer number (11279142).
Almost surely, 2205939488 is an apocalyptic number.
It is an amenable number.
205939488 is an abundant number, since it is smaller than the sum of its proper divisors (335459328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205939488 is a wasteful number, since it uses less digits than its factorization.
205939488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3217 (or 3209 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 48.
The square root of 205939488 is about 14350.5919041690. The cubic root of 205939488 is about 590.5362241755.
The spelling of 205939488 in words is "two hundred five million, nine hundred thirty-nine thousand, four hundred eighty-eight".
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