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2505055 = 57193767
BaseRepresentation
bin1001100011100101011111
311201021021211
421203211133
51120130210
6125405251
730202240
oct11434537
94637254
102505055
1114610a3
12a09827
136992a7
14492cc7
1534738a
hex26395f

2505055 has 16 divisors (see below), whose sum is σ = 3617280. Its totient is φ = 1626912.

The previous prime is 2505043. The next prime is 2505067. The reversal of 2505055 is 5505052.

It is an interprime number because it is at equal distance from previous prime (2505043) and next prime (2505067).

It is not a de Polignac number, because 2505055 - 27 = 2504927 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1219 + ... + 2548.

It is an arithmetic number, because the mean of its divisors is an integer number (226080).

22505055 is an apocalyptic number.

2505055 is a deficient number, since it is larger than the sum of its proper divisors (1112225).

2505055 is a wasteful number, since it uses less digits than its factorization.

2505055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798.

The product of its (nonzero) digits is 1250, while the sum is 22.

The square root of 2505055 is about 1582.7365541997. The cubic root of 2505055 is about 135.8122951179.

The spelling of 2505055 in words is "two million, five hundred five thousand, fifty-five".

Divisors: 1 5 7 19 35 95 133 665 3767 18835 26369 71573 131845 357865 501011 2505055