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2069525 = 5282781
BaseRepresentation
bin111111001010000010101
310220010212002
413321100111
51012211100
6112205045
723406413
oct7712025
93803762
102069525
111193957
12839785
13575c93
143bc2b3
152ad2d5
hex1f9415

2069525 has 6 divisors (see below), whose sum is σ = 2566242. Its totient is φ = 1655600.

The previous prime is 2069519. The next prime is 2069531. The reversal of 2069525 is 5259602.

It is an interprime number because it is at equal distance from previous prime (2069519) and next prime (2069531).

It can be written as a sum of positive squares in 3 ways, for example, as 1681 + 2067844 = 41^2 + 1438^2 .

It is not a de Polignac number, because 2069525 - 210 = 2068501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 41366 + ... + 41415.

It is an arithmetic number, because the mean of its divisors is an integer number (427707).

22069525 is an apocalyptic number.

2069525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2069525 is a deficient number, since it is larger than the sum of its proper divisors (496717).

2069525 is an equidigital number, since it uses as much as digits as its factorization.

2069525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82791 (or 82786 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 2069525 is about 1438.5843736118. The cubic root of 2069525 is about 127.4354408521.

The spelling of 2069525 in words is "two million, sixty-nine thousand, five hundred twenty-five".

Divisors: 1 5 25 82781 413905 2069525