Base | Representation |
---|---|
bin | 11110000110011… |
… | …10000100001101 |
3 | 122121010110000111 |
4 | 33003032010031 |
5 | 1004120033120 |
6 | 41020000021 |
7 | 6154143160 |
oct | 1703160415 |
9 | 577113014 |
10 | 252502285 |
11 | 11a592782 |
12 | 70690011 |
13 | 4040a649 |
14 | 2576bad7 |
15 | 1727a75a |
hex | f0ce10d |
252502285 has 32 divisors (see below), whose sum is σ = 358963200. Its totient is φ = 166855680.
The previous prime is 252502279. The next prime is 252502331. The reversal of 252502285 is 582205252.
It is not a de Polignac number, because 252502285 - 25 = 252502253 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443481 + ... + 444049.
It is an arithmetic number, because the mean of its divisors is an integer number (11217600).
Almost surely, 2252502285 is an apocalyptic number.
It is an amenable number.
252502285 is a deficient number, since it is larger than the sum of its proper divisors (106460915).
252502285 is a wasteful number, since it uses less digits than its factorization.
252502285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1021.
The product of its (nonzero) digits is 16000, while the sum is 31.
The square root of 252502285 is about 15890.3204813496. The cubic root of 252502285 is about 632.0553390161.
The spelling of 252502285 in words is "two hundred fifty-two million, five hundred two thousand, two hundred eighty-five".
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