Base | Representation |
---|---|
bin | 10111101010101… |
… | …00001100101010 |
3 | 111211120011010010 |
4 | 23311110030222 |
5 | 401310310423 |
6 | 31411032350 |
7 | 4630304145 |
oct | 1365241452 |
9 | 454504103 |
10 | 198525738 |
11 | a2076364 |
12 | 5659b6b6 |
13 | 3218c268 |
14 | 1c51b05c |
15 | 12667693 |
hex | bd5432a |
198525738 has 8 divisors (see below), whose sum is σ = 397051488. Its totient is φ = 66175244.
The previous prime is 198525721. The next prime is 198525739. The reversal of 198525738 is 837525891.
198525738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
198525738 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (198525739) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16543806 + ... + 16543817.
It is an arithmetic number, because the mean of its divisors is an integer number (49631436).
Almost surely, 2198525738 is an apocalyptic number.
198525738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
198525738 is a wasteful number, since it uses less digits than its factorization.
198525738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33087628.
The product of its digits is 604800, while the sum is 48.
The square root of 198525738 is about 14089.9161814398. The cubic root of 198525738 is about 583.3630796985.
The spelling of 198525738 in words is "one hundred ninety-eight million, five hundred twenty-five thousand, seven hundred thirty-eight".
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