Base | Representation |
---|---|
bin | 11110001000100… |
… | …10111011110000 |
3 | 122121122202222000 |
4 | 33010102323300 |
5 | 1004203044433 |
6 | 41030014000 |
7 | 6156426444 |
oct | 1704227360 |
9 | 577582860 |
10 | 252784368 |
11 | 11a765701 |
12 | 707a7300 |
13 | 404a8b65 |
14 | 25802824 |
15 | 172d4113 |
hex | f112ef0 |
252784368 has 40 divisors (see below), whose sum is σ = 725586000. Its totient is φ = 84261312.
The previous prime is 252784361. The next prime is 252784381. The reversal of 252784368 is 863487252.
252784368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252784361) 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, 292143 + ... + 293006.
It is an arithmetic number, because the mean of its divisors is an integer number (18139650).
Almost surely, 2252784368 is an apocalyptic number.
It is an amenable number.
252784368 is an abundant number, since it is smaller than the sum of its proper divisors (472801632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252784368 is a wasteful number, since it uses less digits than its factorization.
252784368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 585166 (or 585154 counting only the distinct ones).
The product of its digits is 645120, while the sum is 45.
The square root of 252784368 is about 15899.1939418324. The cubic root of 252784368 is about 632.2906183580.
It can be divided in two parts, 25278 and 4368, that added together give a triangular number (29646 = T243).
The spelling of 252784368 in words is "two hundred fifty-two million, seven hundred eighty-four thousand, three hundred sixty-eight".
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