Base | Representation |
---|---|
bin | 111101001001… |
… | …101110100001 |
3 | 1010011102212212 |
4 | 331021232201 |
5 | 13100440000 |
6 | 1331331505 |
7 | 253154342 |
oct | 75115641 |
9 | 33142785 |
10 | 16030625 |
11 | 905a056 |
12 | 5450b95 |
13 | 34237a0 |
14 | 21b40c9 |
15 | 1619c35 |
hex | f49ba1 |
16030625 has 20 divisors (see below), whose sum is σ = 21583716. Its totient is φ = 11832000.
The previous prime is 16030607. The next prime is 16030667. The reversal of 16030625 is 52603061.
It can be written as a sum of positive squares in 10 ways, for example, as 15649936 + 380689 = 3956^2 + 617^2 .
It is not a de Polignac number, because 16030625 - 218 = 15768481 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 16030625.
It is an unprimeable number.
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 19 ways as a sum of consecutive naturals, for example, 7139 + ... + 9111.
Almost surely, 216030625 is an apocalyptic number.
It is an amenable number.
16030625 is a deficient number, since it is larger than the sum of its proper divisors (5553091).
16030625 is an equidigital number, since it uses as much as digits as its factorization.
16030625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2006 (or 1991 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 16030625 is about 4003.8262949334. The cubic root of 16030625 is about 252.1448786882.
Adding to 16030625 its reverse (52603061), we get a palindrome (68633686).
The spelling of 16030625 in words is "sixteen million, thirty thousand, six hundred twenty-five".
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