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8804020 = 225479919
BaseRepresentation
bin100001100101…
…011010110100
3121120021211211
4201211122310
54223212040
6512411204
7134555461
oct41453264
917507754
108804020
114a73655
122b46b04
131a933a4
141252668
15b8d8ea
hex8656b4

8804020 has 24 divisors (see below), whose sum is σ = 18547200. Its totient is φ = 3510432.

The previous prime is 8804017. The next prime is 8804027. The reversal of 8804020 is 204088.

It is a junction number, because it is equal to n+sod(n) for n = 8803982 and 8804000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8804027) 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 7 ways as a sum of consecutive naturals, for example, 9121 + ... + 10039.

It is an arithmetic number, because the mean of its divisors is an integer number (772800).

Almost surely, 28804020 is an apocalyptic number.

It is an amenable number.

8804020 is an abundant number, since it is smaller than the sum of its proper divisors (9743180).

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

8804020 is a wasteful number, since it uses less digits than its factorization.

8804020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407 (or 1405 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 8804020 is about 2967.1568883360. The cubic root of 8804020 is about 206.4874559271.

It can be divided in two parts, 880 and 4020, that added together give a square (4900 = 702).

The spelling of 8804020 in words is "eight million, eight hundred four thousand, twenty".

Divisors: 1 2 4 5 10 20 479 919 958 1838 1916 2395 3676 4595 4790 9190 9580 18380 440201 880402 1760804 2201005 4402010 8804020