Base | Representation |
---|---|
bin | 111101000101… |
… | …001011111001 |
3 | 1010010111100222 |
4 | 331011023321 |
5 | 13044341100 |
6 | 1331105425 |
7 | 253046201 |
oct | 75051371 |
9 | 33114328 |
10 | 16012025 |
11 | 9047087 |
12 | 5442275 |
13 | 3418193 |
14 | 21ab401 |
15 | 1614485 |
hex | f452f9 |
16012025 has 12 divisors (see below), whose sum is σ = 20718912. Its totient is φ = 12252240.
The previous prime is 16011997. The next prime is 16012037. The reversal of 16012025 is 52021061.
It is not a de Polignac number, because 16012025 - 28 = 16011769 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 16011994 and 16012012.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13349 + ... + 14498.
It is an arithmetic number, because the mean of its divisors is an integer number (1726576).
Almost surely, 216012025 is an apocalyptic number.
It is an amenable number.
16012025 is a deficient number, since it is larger than the sum of its proper divisors (4706887).
16012025 is a wasteful number, since it uses less digits than its factorization.
16012025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27880 (or 27875 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 16012025 is about 4001.5028426830. The cubic root of 16012025 is about 252.0473214651.
Adding to 16012025 its reverse (52021061), we get a palindrome (68033086).
The spelling of 16012025 in words is "sixteen million, twelve thousand, twenty-five".
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