Base | Representation |
---|---|
bin | 11000011110001… |
… | …11011110001000 |
3 | 112022021210001100 |
4 | 30033013132020 |
5 | 410023224402 |
6 | 32212021400 |
7 | 5041634142 |
oct | 1417073610 |
9 | 468253040 |
10 | 205289352 |
11 | a5975a24 |
12 | 58901860 |
13 | 336b99b8 |
14 | 1d39bc92 |
15 | 1305171c |
hex | c3c7788 |
205289352 has 96 divisors (see below), whose sum is σ = 591364800. Its totient is φ = 64192128.
The previous prime is 205289351. The next prime is 205289363. The reversal of 205289352 is 253982502.
205289352 is a `hidden beast` number, since 20 + 5 + 289 + 352 = 666.
205289352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (205289351) 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, 86599 + ... + 88937.
It is an arithmetic number, because the mean of its divisors is an integer number (6160050).
Almost surely, 2205289352 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 205289352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295682400).
205289352 is an abundant number, since it is smaller than the sum of its proper divisors (386075448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205289352 is a wasteful number, since it uses less digits than its factorization.
205289352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2427 (or 2420 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 36.
The square root of 205289352 is about 14327.9221103411. The cubic root of 205289352 is about 589.9141424428.
The spelling of 205289352 in words is "two hundred five million, two hundred eighty-nine thousand, three hundred fifty-two".
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