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552042018 = 232112788091
BaseRepresentation
bin100000111001110…
…111111000100010
31102110202122021200
4200321313320202
52112310321033
6130440102030
716452164643
oct4071677042
91373678250
10552042018
11263682380
12134a64916
138a4a6aa8
14534616ca
15336e8013
hex20e77e22

552042018 has 24 divisors (see below), whose sum is σ = 1304827056. Its totient is φ = 167285400.

The previous prime is 552042013. The next prime is 552042019. The reversal of 552042018 is 810240255.

It is a happy number.

552042018 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 = 552041982 and 552042000.

It is not an unprimeable number, because it can be changed into a prime (552042013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1393848 + ... + 1394243.

It is an arithmetic number, because the mean of its divisors is an integer number (54367794).

Almost surely, 2552042018 is an apocalyptic number.

552042018 is an abundant number, since it is smaller than the sum of its proper divisors (752785038).

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

552042018 is a wasteful number, since it uses less digits than its factorization.

552042018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788110 (or 2788107 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 552042018 is about 23495.5744343483. The cubic root of 552042018 is about 820.3339993734. Note that the first 3 decimals are identical.

The spelling of 552042018 in words is "five hundred fifty-two million, forty-two thousand, eighteen".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 2788091 5576182 8364273 16728546 25092819 30669001 50185638 61338002 92007003 184014006 276021009 552042018