Base | Representation |
---|---|
bin | 111111101100001110001 |
3 | 10221000212020 |
4 | 13331201301 |
5 | 1013241100 |
6 | 112422053 |
7 | 23511423 |
oct | 7754161 |
9 | 3830766 |
10 | 2087025 |
11 | 11a6016 |
12 | 847929 |
13 | 580c35 |
14 | 3c4813 |
15 | 2b35a0 |
hex | 1fd871 |
2087025 has 12 divisors (see below), whose sum is σ = 3450672. Its totient is φ = 1113040.
The previous prime is 2087021. The next prime is 2087027. The reversal of 2087025 is 5207802.
It is not a de Polignac number, because 2087025 - 22 = 2087021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2086986 and 2087004.
It is not an unprimeable number, because it can be changed into a prime (2087021) 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 11 ways as a sum of consecutive naturals, for example, 13839 + ... + 13988.
It is an arithmetic number, because the mean of its divisors is an integer number (287556).
22087025 is an apocalyptic number.
2087025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2087025 is a deficient number, since it is larger than the sum of its proper divisors (1363647).
2087025 is a wasteful number, since it uses less digits than its factorization.
2087025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27840 (or 27835 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 24.
The square root of 2087025 is about 1444.6539377996. The cubic root of 2087025 is about 127.7936331232.
The spelling of 2087025 in words is "two million, eighty-seven thousand, twenty-five".
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