Base | Representation |
---|---|
bin | 10111101100011… |
… | …11101000111000 |
3 | 111212000112002112 |
4 | 23312033220320 |
5 | 401341103313 |
6 | 31420151452 |
7 | 4632340031 |
oct | 1366175070 |
9 | 455015075 |
10 | 198769208 |
11 | a2222280 |
12 | 56698588 |
13 | 32246021 |
14 | 1c581a88 |
15 | 126b48a8 |
hex | bd8fa38 |
198769208 has 16 divisors (see below), whose sum is σ = 406573560. Its totient is φ = 90349600.
The previous prime is 198769201. The next prime is 198769213. The reversal of 198769208 is 802967891.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (198769201) 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, 1129283 + ... + 1129458.
Almost surely, 2198769208 is an apocalyptic number.
It is an amenable number.
198769208 is an abundant number, since it is smaller than the sum of its proper divisors (207804352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
198769208 is a wasteful number, since it uses less digits than its factorization.
198769208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2258758 (or 2258754 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 50.
The square root of 198769208 is about 14098.5534009699. The cubic root of 198769208 is about 583.6014591785.
The spelling of 198769208 in words is "one hundred ninety-eight million, seven hundred sixty-nine thousand, two hundred eight".
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