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1814028 = 223151169
BaseRepresentation
bin110111010111000001100
310102011101020
412322320030
5431022103
6102514140
721263466
oct6727014
93364336
101814028
1110299a7
12735950
134b68b8
14353136
1525c753
hex1bae0c

1814028 has 12 divisors (see below), whose sum is σ = 4232760. Its totient is φ = 604672.

The previous prime is 1814023. The next prime is 1814039. The reversal of 1814028 is 8204181.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1813989 and 1814007.

It is not an unprimeable number, because it can be changed into a prime (1814023) 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 3 ways as a sum of consecutive naturals, for example, 75573 + ... + 75596.

It is an arithmetic number, because the mean of its divisors is an integer number (352730).

21814028 is an apocalyptic number.

It is an amenable number.

1814028 is an abundant number, since it is smaller than the sum of its proper divisors (2418732).

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

1814028 is a wasteful number, since it uses less digits than its factorization.

1814028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151176 (or 151174 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The square root of 1814028 is about 1346.8585671851. The cubic root of 1814028 is about 121.9592267224.

The spelling of 1814028 in words is "one million, eight hundred fourteen thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 151169 302338 453507 604676 907014 1814028