Base | Representation |
---|---|
bin | 11110001010000… |
… | …00000011101110 |
3 | 122122000011111120 |
4 | 33011000003232 |
5 | 1004230003243 |
6 | 41034001410 |
7 | 6161126346 |
oct | 1705000356 |
9 | 578004446 |
10 | 252969198 |
11 | 11a881559 |
12 | 70876266 |
13 | 40542021 |
14 | 2584dd26 |
15 | 1731dc83 |
hex | f1400ee |
252969198 has 16 divisors (see below), whose sum is σ = 508483200. Its totient is φ = 83898936.
The previous prime is 252969191. The next prime is 252969209. The reversal of 252969198 is 891969252.
It is a self number, because there is not a number n which added to its sum of digits gives 252969198.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252969191) 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, 104740 + ... + 107127.
It is an arithmetic number, because the mean of its divisors is an integer number (31780200).
Almost surely, 2252969198 is an apocalyptic number.
252969198 is an abundant number, since it is smaller than the sum of its proper divisors (255514002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252969198 is a wasteful number, since it uses less digits than its factorization.
252969198 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212071.
The product of its digits is 699840, while the sum is 51.
The square root of 252969198 is about 15905.0054385404. The cubic root of 252969198 is about 632.4446861698. Note that the first 3 decimals are identical.
The spelling of 252969198 in words is "two hundred fifty-two million, nine hundred sixty-nine thousand, one hundred ninety-eight".
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