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1028124 = 223228559
BaseRepresentation
bin11111011000000011100
31221020022200
43323000130
5230344444
634011500
711511306
oct3730034
91836280
101028124
11642499
12416b90
1329cc76
141ca976
15154969
hexfb01c

1028124 has 18 divisors (see below), whose sum is σ = 2598960. Its totient is φ = 342696.

The previous prime is 1028117. The next prime is 1028129. The reversal of 1028124 is 4218201.

1028124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1028097 and 1028106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1028129) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14244 + ... + 14315.

21028124 is an apocalyptic number.

It is an amenable number.

1028124 is an abundant number, since it is smaller than the sum of its proper divisors (1570836).

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

1028124 is a wasteful number, since it uses less digits than its factorization.

1028124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28569 (or 28564 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1028124 is about 1013.9644964199. The cubic root of 1028124 is about 100.9288130210.

The spelling of 1028124 in words is "one million, twenty-eight thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 18 36 28559 57118 85677 114236 171354 257031 342708 514062 1028124