Base | Representation |
---|---|
bin | 10111101011011… |
… | …01110011100000 |
3 | 111211202110222210 |
4 | 23311231303200 |
5 | 401322134444 |
6 | 31413202120 |
7 | 4631222013 |
oct | 1365556340 |
9 | 454673883 |
10 | 198630624 |
11 | a2138145 |
12 | 56630340 |
13 | 321c7c1a |
14 | 1c54737a |
15 | 126887b9 |
hex | bd6dce0 |
198630624 has 24 divisors (see below), whose sum is σ = 521405640. Its totient is φ = 66210176.
The previous prime is 198630589. The next prime is 198630661. The reversal of 198630624 is 426036891.
It is a tau number, because it is divible by the number of its divisors (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1034439 + ... + 1034630.
It is an arithmetic number, because the mean of its divisors is an integer number (21725235).
Almost surely, 2198630624 is an apocalyptic number.
It is an amenable number.
198630624 is an abundant number, since it is smaller than the sum of its proper divisors (322775016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
198630624 is a wasteful number, since it uses less digits than its factorization.
198630624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2069082 (or 2069074 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 39.
The square root of 198630624 is about 14093.6377135217. The cubic root of 198630624 is about 583.4657966028.
The spelling of 198630624 in words is "one hundred ninety-eight million, six hundred thirty thousand, six hundred twenty-four".
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