Base | Representation |
---|---|
bin | 100110110010… |
… | …000111000101 |
3 | 201010112010101 |
4 | 212302013011 |
5 | 10100313400 |
6 | 1001524101 |
7 | 152262412 |
oct | 46620705 |
9 | 21115111 |
10 | 10166725 |
11 | 5814458 |
12 | 34a3631 |
13 | 214c71a |
14 | 14c9109 |
15 | d5c56a |
hex | 9b21c5 |
10166725 has 12 divisors (see below), whose sum is σ = 12846276. Its totient is φ = 7978880.
The previous prime is 10166701. The next prime is 10166743. The reversal of 10166725 is 52766101.
It can be written as a sum of positive squares in 6 ways, for example, as 16129 + 10150596 = 127^2 + 3186^2 .
It is not a de Polignac number, because 10166725 - 25 = 10166693 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10166693 and 10166702.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2512 + ... + 5161.
It is an arithmetic number, because the mean of its divisors is an integer number (1070523).
Almost surely, 210166725 is an apocalyptic number.
It is an amenable number.
10166725 is a deficient number, since it is larger than the sum of its proper divisors (2679551).
10166725 is an equidigital number, since it uses as much as digits as its factorization.
10166725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7736 (or 7731 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 28.
The square root of 10166725 is about 3188.5302256682. The cubic root of 10166725 is about 216.6342028942.
The spelling of 10166725 in words is "ten million, one hundred sixty-six thousand, seven hundred twenty-five".
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