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1048025 = 521137103
BaseRepresentation
bin11111111110111011001
31222020121202
43333313121
5232014100
634243545
711623316
oct3776731
91866552
101048025
11656440
124265b5
132a9044
141d3d0d
1515a7d5
hexffdd9

1048025 has 24 divisors (see below), whose sum is σ = 1470144. Its totient is φ = 734400.

The previous prime is 1048013. The next prime is 1048027. The reversal of 1048025 is 5208401.

It is not a de Polignac number, because 1048025 - 24 = 1048009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1047988 and 1048006.

It is not an unprimeable number, because it can be changed into a prime (1048027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10124 + ... + 10226.

It is an arithmetic number, because the mean of its divisors is an integer number (61256).

21048025 is an apocalyptic number.

It is an amenable number.

1048025 is a deficient number, since it is larger than the sum of its proper divisors (422119).

1048025 is a wasteful number, since it uses less digits than its factorization.

1048025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1048025 is about 1023.7309216782. The cubic root of 1048025 is about 101.5758692460.

The spelling of 1048025 in words is "one million, forty-eight thousand, twenty-five".

Divisors: 1 5 11 25 37 55 103 185 275 407 515 925 1133 2035 2575 3811 5665 10175 19055 28325 41921 95275 209605 1048025