Base | Representation |
---|---|
bin | 1011100010101110010111 |
3 | 12200201122020 |
4 | 23202232113 |
5 | 1233311230 |
6 | 144504223 |
7 | 34501422 |
oct | 13425627 |
9 | 5621566 |
10 | 3025815 |
11 | 1787381 |
12 | 101b073 |
13 | 81c330 |
14 | 58a9b9 |
15 | 3eb810 |
hex | 2e2b97 |
3025815 has 32 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 1458816.
The previous prime is 3025793. The next prime is 3025819. The reversal of 3025815 is 5185203.
It is not a de Polignac number, because 3025815 - 28 = 3025559 is a prime.
3025815 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3025819) 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 31 ways as a sum of consecutive naturals, for example, 11374 + ... + 11636.
It is an arithmetic number, because the mean of its divisors is an integer number (166320).
Almost surely, 23025815 is an apocalyptic number.
3025815 is a deficient number, since it is larger than the sum of its proper divisors (2296425).
3025815 is a wasteful number, since it uses less digits than its factorization.
3025815 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 343.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 3025815 is about 1739.4869933403. The cubic root of 3025815 is about 144.6374613355.
The spelling of 3025815 in words is "three million, twenty-five thousand, eight hundred fifteen".
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