Base | Representation |
---|---|
bin | 11010110111010… |
… | …00110011011100 |
3 | 120201000220110220 |
4 | 31123220303130 |
5 | 430142130303 |
6 | 34210001340 |
7 | 5404301445 |
oct | 1533506334 |
9 | 521026426 |
10 | 225348828 |
11 | 106226a01 |
12 | 63576250 |
13 | 378c1203 |
14 | 21d002cc |
15 | 14bb5053 |
hex | d6e8cdc |
225348828 has 24 divisors (see below), whose sum is σ = 528756480. Its totient is φ = 74695920.
The previous prime is 225348811. The next prime is 225348829. The reversal of 225348828 is 828843522.
It is a self number, because there is not a number n which added to its sum of digits gives 225348828.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225348829) 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, 50308 + ... + 54603.
It is an arithmetic number, because the mean of its divisors is an integer number (22031520).
Almost surely, 2225348828 is an apocalyptic number.
It is an amenable number.
225348828 is an abundant number, since it is smaller than the sum of its proper divisors (303407652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225348828 is a wasteful number, since it uses less digits than its factorization.
225348828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105097 (or 105095 counting only the distinct ones).
The product of its digits is 245760, while the sum is 42.
The square root of 225348828 is about 15011.6230967874. The cubic root of 225348828 is about 608.5343546498.
The spelling of 225348828 in words is "two hundred twenty-five million, three hundred forty-eight thousand, eight hundred twenty-eight".
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