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2183025 = 352132239
BaseRepresentation
bin1000010100111101110001
311002220112210
420110331301
51024324100
6114442333
724361335
oct10247561
94086483
102183025
111261159
128933a9
135b5840
1440b7c5
152d1c50
hex214f71

2183025 has 24 divisors (see below), whose sum is σ = 3888640. Its totient is φ = 1074240.

The previous prime is 2182997. The next prime is 2183029. The reversal of 2183025 is 5203812.

2183025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2183025 - 25 = 2182993 is a prime.

It is a Curzon number.

2183025 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2182992 and 2183010.

It is not an unprimeable number, because it can be changed into a prime (2183029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145 + ... + 2094.

22183025 is an apocalyptic number.

2183025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2183025 is a deficient number, since it is larger than the sum of its proper divisors (1705615).

2183025 is a wasteful number, since it uses less digits than its factorization.

2183025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265 (or 2260 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2183025 is about 1477.5063451640. The cubic root of 2183025 is about 129.7237724542.

Adding to 2183025 its reverse (5203812), we get a palindrome (7386837).

The spelling of 2183025 in words is "two million, one hundred eighty-three thousand, twenty-five".

Divisors: 1 3 5 13 15 25 39 65 75 195 325 975 2239 6717 11195 29107 33585 55975 87321 145535 167925 436605 727675 2183025