Base | Representation |
---|---|
bin | 1001100101010010011001 |
3 | 11201121211222 |
4 | 21211102121 |
5 | 1120341100 |
6 | 125501425 |
7 | 30231455 |
oct | 11452231 |
9 | 4647758 |
10 | 2512025 |
11 | 146635a |
12 | a11875 |
13 | 69c509 |
14 | 495665 |
15 | 349485 |
hex | 265499 |
2512025 has 12 divisors (see below), whose sum is σ = 3152700. Its totient is φ = 1985280.
The previous prime is 2512021. The next prime is 2512033. The reversal of 2512025 is 5202152.
It can be written as a sum of positive squares in 6 ways, for example, as 692224 + 1819801 = 832^2 + 1349^2 .
It is not a de Polignac number, because 2512025 - 22 = 2512021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2511994 and 2512012.
It is not an unprimeable number, because it can be changed into a prime (2512021) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1661 + ... + 2789.
It is an arithmetic number, because the mean of its divisors is an integer number (262725).
22512025 is an apocalyptic number.
2512025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2512025 is a deficient number, since it is larger than the sum of its proper divisors (640675).
2512025 is a wasteful number, since it uses less digits than its factorization.
2512025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1228 (or 1223 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 17.
The square root of 2512025 is about 1584.9369072616. The cubic root of 2512025 is about 135.9381386767.
Adding to 2512025 its product of nonzero digits (200), we get a square (2512225 = 15852).
Adding to 2512025 its reverse (5202152), we get a palindrome (7714177).
The spelling of 2512025 in words is "two million, five hundred twelve thousand, twenty-five".
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