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552166388 = 22612262977
BaseRepresentation
bin100000111010010…
…110001111110100
31102110222221212222
4200322112033310
52112323311023
6130442501512
716453223354
oct4072261764
91373887788
10552166388
11263757864
12134b04898
138a51b597
1453494b64
153371ecc8
hex20e963f4

552166388 has 12 divisors (see below), whose sum is σ = 982132452. Its totient is φ = 271557120.

The previous prime is 552166369. The next prime is 552166399. The reversal of 552166388 is 883661255.

552166388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 314636644 + 237529744 = 17738^2 + 15412^2 .

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1131245 + ... + 1131732.

It is an arithmetic number, because the mean of its divisors is an integer number (81844371).

Almost surely, 2552166388 is an apocalyptic number.

It is an amenable number.

552166388 is a deficient number, since it is larger than the sum of its proper divisors (429966064).

552166388 is a wasteful number, since it uses less digits than its factorization.

552166388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2263042 (or 2263040 counting only the distinct ones).

The product of its digits is 345600, while the sum is 44.

The square root of 552166388 is about 23498.2209539361. The cubic root of 552166388 is about 820.3955993213.

The spelling of 552166388 in words is "five hundred fifty-two million, one hundred sixty-six thousand, three hundred eighty-eight".

Divisors: 1 2 4 61 122 244 2262977 4525954 9051908 138041597 276083194 552166388