Search a number
-
+
1828036 = 22765287
BaseRepresentation
bin110111110010011000100
310102212121001
412332103010
5431444121
6103103044
721352360
oct6762304
93385531
101828036
111039481
12741a84
134c00a2
143582a0
15261991
hex1be4c4

1828036 has 12 divisors (see below), whose sum is σ = 3656128. Its totient is φ = 783432.

The previous prime is 1828019. The next prime is 1828051. The reversal of 1828036 is 6308281.

1828036 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 65287 = 1828036 / (1 + 8 + 2 + 8 + 0 + 3 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 1827995 and 1828013.

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 3 ways as a sum of consecutive naturals, for example, 32616 + ... + 32671.

21828036 is an apocalyptic number.

It is an amenable number.

1828036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1828036 is a wasteful number, since it uses less digits than its factorization.

1828036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65298 (or 65296 counting only the distinct ones).

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

The square root of 1828036 is about 1352.0488156868. The cubic root of 1828036 is about 122.2723468724.

The spelling of 1828036 in words is "one million, eight hundred twenty-eight thousand, thirty-six".

Divisors: 1 2 4 7 14 28 65287 130574 261148 457009 914018 1828036