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8108028 = 2232225223
BaseRepresentation
bin11110111011011111111100
3120020221010100
4132323133330
54033424103
6445441100
7125626365
oct36733774
916227110
108108028
114638755
122870190
1318ab666
141110b6c
15aa25a3
hex7bb7fc

8108028 has 18 divisors (see below), whose sum is σ = 20495384. Its totient is φ = 2702664.

The previous prime is 8108011. The next prime is 8108047. The reversal of 8108028 is 8208018.

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

It is a junction number, because it is equal to n+sod(n) for n = 8107992 and 8108010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112576 + ... + 112647.

Almost surely, 28108028 is an apocalyptic number.

It is an amenable number.

8108028 is an abundant number, since it is smaller than the sum of its proper divisors (12387356).

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

8108028 is a wasteful number, since it uses less digits than its factorization.

8108028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225233 (or 225228 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 8108028 is about 2847.4599207013. The cubic root of 8108028 is about 200.8962113607.

The spelling of 8108028 in words is "eight million, one hundred eight thousand, twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 225223 450446 675669 900892 1351338 2027007 2702676 4054014 8108028