Base | Representation |
---|---|
bin | 111110000100… |
… | …110011110001 |
3 | 1010121201211211 |
4 | 332010303301 |
5 | 13131211000 |
6 | 1340440121 |
7 | 255213025 |
oct | 76046361 |
9 | 33551754 |
10 | 16272625 |
11 | 9204956 |
12 | 5549041 |
13 | 34a9995 |
14 | 2238385 |
15 | 16667ba |
hex | f84cf1 |
16272625 has 24 divisors (see below), whose sum is σ = 21326760. Its totient is φ = 12381600.
The previous prime is 16272611. The next prime is 16272629. The reversal of 16272625 is 52627261.
It can be written as a sum of positive squares in 4 ways, for example, as 646416 + 15626209 = 804^2 + 3953^2 .
It is not a de Polignac number, because 16272625 - 25 = 16272593 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16272629) 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 23 ways as a sum of consecutive naturals, for example, 242842 + ... + 242908.
It is an arithmetic number, because the mean of its divisors is an integer number (888615).
Almost surely, 216272625 is an apocalyptic number.
It is an amenable number.
16272625 is a deficient number, since it is larger than the sum of its proper divisors (5054135).
16272625 is an frugal number, since it uses more digits than its factorization.
16272625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178 (or 101 counting only the distinct ones).
The product of its digits is 10080, while the sum is 31.
The square root of 16272625 is about 4033.9341838954. The cubic root of 16272625 is about 253.4073489101.
Adding to 16272625 its reverse (52627261), we get a palindrome (68899886).
The spelling of 16272625 in words is "sixteen million, two hundred seventy-two thousand, six hundred twenty-five".
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