Base | Representation |
---|---|
bin | 11110000111100… |
… | …00000000011111 |
3 | 122121101111201121 |
4 | 33003300000133 |
5 | 1004134010221 |
6 | 41022551411 |
7 | 6155262406 |
oct | 1703600037 |
9 | 577344647 |
10 | 252641311 |
11 | 11a67817a |
12 | 70738567 |
13 | 40458a00 |
14 | 257a663d |
15 | 172a6a41 |
hex | f0f001f |
252641311 has 12 divisors (see below), whose sum is σ = 274041768. Its totient is φ = 232805664.
The previous prime is 252641287. The next prime is 252641317. The reversal of 252641311 is 113146252.
It is a happy number.
It is not a de Polignac number, because 252641311 - 211 = 252639263 is a prime.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252641317) 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 11 ways as a sum of consecutive naturals, for example, 148381 + ... + 150073.
It is an arithmetic number, because the mean of its divisors is an integer number (22836814).
Almost surely, 2252641311 is an apocalyptic number.
252641311 is a deficient number, since it is larger than the sum of its proper divisors (21400457).
252641311 is a wasteful number, since it uses less digits than its factorization.
252641311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2602 (or 2589 counting only the distinct ones).
The product of its digits is 1440, while the sum is 25.
The square root of 252641311 is about 15894.6944292742. The cubic root of 252641311 is about 632.1713194890.
Adding to 252641311 its reverse (113146252), we get a palindrome (365787563).
The spelling of 252641311 in words is "two hundred fifty-two million, six hundred forty-one thousand, three hundred eleven".
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