Base | Representation |
---|---|
bin | 11000011101001… |
… | …10001111010100 |
3 | 112022000212100000 |
4 | 30032212033110 |
5 | 410004400421 |
6 | 32205051300 |
7 | 5040526251 |
oct | 1416461724 |
9 | 468025300 |
10 | 205153236 |
11 | a5892732 |
12 | 58856b30 |
13 | 3366ca62 |
14 | 1d364428 |
15 | 13026226 |
hex | c3a63d4 |
205153236 has 36 divisors (see below), whose sum is σ = 537791072. Its totient is φ = 68384088.
The previous prime is 205153231. The next prime is 205153349. The reversal of 205153236 is 632351502.
205153236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205153231) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104560 + ... + 106503.
Almost surely, 2205153236 is an apocalyptic number.
It is an amenable number.
205153236 is an abundant number, since it is smaller than the sum of its proper divisors (332637836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205153236 is a wasteful number, since it uses less digits than its factorization.
205153236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211082 (or 211068 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
The square root of 205153236 is about 14323.1712968881. The cubic root of 205153236 is about 589.7837338172.
The spelling of 205153236 in words is "two hundred five million, one hundred fifty-three thousand, two hundred thirty-six".
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