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8045028 = 2233163457
BaseRepresentation
bin11110101100000111100100
3120010201201000
4132230013210
54024420103
6444233300
7125244615
oct36540744
916121630
108045028
1145a5392
12283b830
131888a94
1410d5c0c
15a8daa3
hex7ac1e4

8045028 has 48 divisors (see below), whose sum is σ = 21031360. Its totient is φ = 2659392.

The previous prime is 8045017. The next prime is 8045047. The reversal of 8045028 is 8205408.

8045028 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 8044992 and 8045010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17376 + ... + 17832.

Almost surely, 28045028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8045028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10515680).

8045028 is an abundant number, since it is smaller than the sum of its proper divisors (12986332).

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

8045028 is a wasteful number, since it uses less digits than its factorization.

8045028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633 (or 625 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 8045028 is about 2836.3758566170. The cubic root of 8045028 is about 200.3745315262.

It can be divided in two parts, 804 and 5028, that added together give a cube (5832 = 183).

The spelling of 8045028 in words is "eight million, forty-five thousand, twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 163 326 457 489 652 914 978 1371 1467 1828 1956 2742 2934 4113 4401 5484 5868 8226 8802 12339 16452 17604 24678 49356 74491 148982 223473 297964 446946 670419 893892 1340838 2011257 2681676 4022514 8045028