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552031568 = 24113136543
BaseRepresentation
bin100000111001110…
…101010101010000
31102110202002221122
4200321311111100
52112310002233
6130435541412
716452122324
oct4071652520
91373662848
10552031568
11263675540
12134a5a868
138a4a20ca
145345b984
15336e4d98
hex20e75550

552031568 has 20 divisors (see below), whose sum is σ = 1166794368. Its totient is φ = 250923360.

The previous prime is 552031561. The next prime is 552031583. The reversal of 552031568 is 865130255.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552031561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568096 + ... + 1568447.

Almost surely, 2552031568 is an apocalyptic number.

It is an amenable number.

552031568 is an abundant number, since it is smaller than the sum of its proper divisors (614762800).

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

552031568 is a wasteful number, since it uses less digits than its factorization.

552031568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136562 (or 3136556 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 552031568 is about 23495.3520509909. The cubic root of 552031568 is about 820.3288231102.

The spelling of 552031568 in words is "five hundred fifty-two million, thirty-one thousand, five hundred sixty-eight".

Divisors: 1 2 4 8 11 16 22 44 88 176 3136543 6273086 12546172 25092344 34501973 50184688 69003946 138007892 276015784 552031568