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2087075 = 52312693
BaseRepresentation
bin111111101100010100011
310221000221002
413331202203
51013241300
6112422215
723511524
oct7754243
93830832
102087075
1111a6061
1284796b
13580c73
143c484b
152b35d5
hex1fd8a3

2087075 has 12 divisors (see below), whose sum is σ = 2672448. Its totient is φ = 1615200.

The previous prime is 2087069. The next prime is 2087077. The reversal of 2087075 is 5707802.

It is not a de Polignac number, because 2087075 - 26 = 2087011 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2087077) 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, 572 + ... + 2121.

It is an arithmetic number, because the mean of its divisors is an integer number (222704).

22087075 is an apocalyptic number.

2087075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2087075 is a deficient number, since it is larger than the sum of its proper divisors (585373).

2087075 is a wasteful number, since it uses less digits than its factorization.

2087075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734 (or 2729 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 2087075 is about 1444.6712428785. The cubic root of 2087075 is about 127.7946536557.

The spelling of 2087075 in words is "two million, eighty-seven thousand, seventy-five".

Divisors: 1 5 25 31 155 775 2693 13465 67325 83483 417415 2087075