Base | Representation |
---|---|
bin | 11110000100010… |
… | …10100101101001 |
3 | 122120121101212220 |
4 | 33002022211221 |
5 | 1004032212042 |
6 | 41010024253 |
7 | 6151612320 |
oct | 1702124551 |
9 | 576541786 |
10 | 252225897 |
11 | 11a414060 |
12 | 70578089 |
13 | 403418c1 |
14 | 256d90b7 |
15 | 172238ec |
hex | f08a969 |
252225897 has 16 divisors (see below), whose sum is σ = 419284992. Its totient is φ = 131026320.
The previous prime is 252225871. The next prime is 252225901. The reversal of 252225897 is 798522252.
It is not a de Polignac number, because 252225897 - 27 = 252225769 is a prime.
It is not an unprimeable number, because it can be changed into a prime (252225097) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545713 + ... + 546174.
It is an arithmetic number, because the mean of its divisors is an integer number (26205312).
Almost surely, 2252225897 is an apocalyptic number.
It is an amenable number.
252225897 is a deficient number, since it is larger than the sum of its proper divisors (167059095).
252225897 is a wasteful number, since it uses less digits than its factorization.
252225897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1091908.
The product of its digits is 201600, while the sum is 42.
The square root of 252225897 is about 15881.6213592945. The cubic root of 252225897 is about 631.8246397321.
The spelling of 252225897 in words is "two hundred fifty-two million, two hundred twenty-five thousand, eight hundred ninety-seven".
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