Base | Representation |
---|---|
bin | 101110101011010010101100… |
… | …000011110111101011000000 |
3 | 222220212001211121200122020100 |
4 | 232223102230003313223000 |
5 | 203401342433223401412 |
6 | 2004334405410242400 |
7 | 61145235141423510 |
oct | 5653225403675300 |
9 | 886761747618210 |
10 | 205285143575232 |
11 | 5a456a38859306 |
12 | 1b035777286400 |
13 | 8a713c92c5456 |
14 | 3899bd53bd840 |
15 | 18aee0ea6aedc |
hex | bab4ac0f7ac0 |
205285143575232 has 168 divisors, whose sum is σ = 712028933100576. Its totient is φ = 55202727665664.
The previous prime is 205285143575231. The next prime is 205285143575279. The reversal of 205285143575232 is 232575341582502.
205285143575232 is a `hidden beast` number, since 2 + 0 + 5 + 2 + 8 + 5 + 1 + 43 + 575 + 23 + 2 = 666.
205285143575232 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 (168).
It is not an unprimeable number, because it can be changed into a prime (205285143575231) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1497401283 + ... + 1497538370.
It is an arithmetic number, because the mean of its divisors is an integer number (4238267458932).
Almost surely, 2205285143575232 is an apocalyptic number.
It is an amenable number.
205285143575232 is an abundant number, since it is smaller than the sum of its proper divisors (506743789525344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205285143575232 is a wasteful number, since it uses less digits than its factorization.
205285143575232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2994939695 (or 2994939682 counting only the distinct ones).
The product of its (nonzero) digits is 20160000, while the sum is 54.
The spelling of 205285143575232 in words is "two hundred five trillion, two hundred eighty-five billion, one hundred forty-three million, five hundred seventy-five thousand, two hundred thirty-two".
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