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4048420 = 225712851
BaseRepresentation
bin1111011100011000100100
321121200101111
433130120210
52014022140
6222434404
746260655
oct17343044
97550344
104048420
112315702
121432a04
13ab991c
1477552c
1554e7ea
hex3dc624

4048420 has 24 divisors (see below), whose sum is σ = 8624448. Its totient is φ = 1596000.

The previous prime is 4048417. The next prime is 4048433. The reversal of 4048420 is 248404.

4048420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4048391 and 4048400.

It is an unprimeable number.

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, 6 + ... + 2845.

It is an arithmetic number, because the mean of its divisors is an integer number (359352).

Almost surely, 24048420 is an apocalyptic number.

It is an amenable number.

4048420 is an abundant number, since it is smaller than the sum of its proper divisors (4576028).

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

4048420 is a wasteful number, since it uses less digits than its factorization.

4048420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2931 (or 2929 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 4048420 is about 2012.0685873001. The cubic root of 4048420 is about 159.3780542795.

It can be divided in two parts, 40484 and 20, that added together give a palindrome (40504).

The spelling of 4048420 in words is "four million, forty-eight thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 2851 5702 11404 14255 28510 57020 202421 404842 809684 1012105 2024210 4048420