Base | Representation |
---|---|
bin | 100110110010… |
… | …111010101001 |
3 | 201010200122121 |
4 | 212302322221 |
5 | 10100420100 |
6 | 1001551241 |
7 | 152305135 |
oct | 46627251 |
9 | 21120577 |
10 | 10170025 |
11 | 5816988 |
12 | 34a5521 |
13 | 2151088 |
14 | 14ca3c5 |
15 | d5d51a |
hex | 9b2ea9 |
10170025 has 18 divisors (see below), whose sum is σ = 13200110. Its totient is φ = 7772160.
The previous prime is 10170023. The next prime is 10170037. The reversal of 10170025 is 52007101.
10170025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 385641 + 9784384 = 621^2 + 3128^2 .
It is not a de Polignac number, because 10170025 - 21 = 10170023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10169990 and 10170008.
It is not an unprimeable number, because it can be changed into a prime (10170023) 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 17 ways as a sum of consecutive naturals, for example, 12841 + ... + 13609.
Almost surely, 210170025 is an apocalyptic number.
It is an amenable number.
10170025 is a deficient number, since it is larger than the sum of its proper divisors (3030085).
10170025 is an equidigital number, since it uses as much as digits as its factorization.
10170025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 825 (or 797 counting only the distinct ones).
The product of its (nonzero) digits is 70, while the sum is 16.
The square root of 10170025 is about 3189.0476634883. The cubic root of 10170025 is about 216.6576393346.
Adding to 10170025 its reverse (52007101), we get a palindrome (62177126).
The spelling of 10170025 in words is "ten million, one hundred seventy thousand, twenty-five".
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