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1082863 = 23389
BaseRepresentation
bin100001000010111101111
32001000102001
410020113233
5234122423
635113131
712130015
oct4102757
92030361
101082863
1167a631
124427a7
132bbb62
142028b5
15165cad
hex1085ef

1082863 has 8 divisors (see below), whose sum is σ = 1144800. Its totient is φ = 1024144.

The previous prime is 1082801. The next prime is 1082881. The reversal of 1082863 is 3682801.

It is not a de Polignac number, because 1082863 - 29 = 1082351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085863) 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 7 ways as a sum of consecutive naturals, for example, 12123 + ... + 12211.

It is an arithmetic number, because the mean of its divisors is an integer number (143100).

21082863 is an apocalyptic number.

1082863 is a deficient number, since it is larger than the sum of its proper divisors (61937).

1082863 is an frugal number, since it uses more digits than its factorization.

1082863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1082863 is about 1040.6070343795. The cubic root of 1082863 is about 102.6891371984.

The spelling of 1082863 in words is "one million, eighty-two thousand, eight hundred sixty-three".

Divisors: 1 23 89 529 2047 12167 47081 1082863