Base | Representation |
---|---|
bin | 11110000010101… |
… | …10001011101101 |
3 | 122120012111102211 |
4 | 33001112023231 |
5 | 1004003324440 |
6 | 41001250421 |
7 | 6150026443 |
oct | 1701261355 |
9 | 576174384 |
10 | 252011245 |
11 | 11a287862 |
12 | 70493a11 |
13 | 40297ca5 |
14 | 25680b93 |
15 | 171ceeea |
hex | f0562ed |
252011245 has 8 divisors (see below), whose sum is σ = 312168960. Its totient is φ = 195105360.
The previous prime is 252011209. The next prime is 252011267. The reversal of 252011245 is 542110252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 252011245 - 217 = 251880173 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 812785 + ... + 813094.
It is an arithmetic number, because the mean of its divisors is an integer number (39021120).
Almost surely, 2252011245 is an apocalyptic number.
It is an amenable number.
252011245 is a deficient number, since it is larger than the sum of its proper divisors (60157715).
252011245 is a wasteful number, since it uses less digits than its factorization.
252011245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1625915.
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 252011245 is about 15874.8620466447. The cubic root of 252011245 is about 631.6453547930.
Adding to 252011245 its reverse (542110252), we get a palindrome (794121497).
The spelling of 252011245 in words is "two hundred fifty-two million, eleven thousand, two hundred forty-five".
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