Base | Representation |
---|---|
bin | 1100001100101… |
… | …01101110011001 |
3 | 21010112122201012 |
4 | 12012111232121 |
5 | 202143401040 |
6 | 14053103305 |
7 | 2351515016 |
oct | 606255631 |
9 | 233478635 |
10 | 102325145 |
11 | 5283a43a |
12 | 2a327b35 |
13 | 18278c30 |
14 | d83870d |
15 | 8eb3865 |
hex | 6195b99 |
102325145 has 16 divisors (see below), whose sum is σ = 133916160. Its totient is φ = 74602944.
The previous prime is 102325133. The next prime is 102325151. The reversal of 102325145 is 541523201.
It is not a de Polignac number, because 102325145 - 216 = 102259609 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 102325145.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4829 + ... + 15098.
It is an arithmetic number, because the mean of its divisors is an integer number (8369760).
Almost surely, 2102325145 is an apocalyptic number.
It is an amenable number.
102325145 is a deficient number, since it is larger than the sum of its proper divisors (31591015).
102325145 is a wasteful number, since it uses less digits than its factorization.
102325145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20024.
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 102325145 is about 10115.5892067640. The cubic root of 102325145 is about 467.7288117062.
Adding to 102325145 its reverse (541523201), we get a palindrome (643848346).
The spelling of 102325145 in words is "one hundred two million, three hundred twenty-five thousand, one hundred forty-five".
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