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528120132 = 223167263533
BaseRepresentation
bin11111011110100…
…111100101000100
31100210202021121220
4133132213211010
52040144321012
6124223240340
716041642561
oct3736474504
91323667556
10528120132
11251123521
12128a490b0
138554c527
14501d5868
153157008c
hex1f7a7944

528120132 has 24 divisors (see below), whose sum is σ = 1239663936. Its totient is φ = 174985248.

The previous prime is 528120121. The next prime is 528120137. The reversal of 528120132 is 231021825.

It is not an unprimeable number, because it can be changed into a prime (528120137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129763 + ... + 133770.

It is an arithmetic number, because the mean of its divisors is an integer number (51652664).

Almost surely, 2528120132 is an apocalyptic number.

It is an amenable number.

528120132 is an abundant number, since it is smaller than the sum of its proper divisors (711543804).

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

528120132 is a wasteful number, since it uses less digits than its factorization.

528120132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263707 (or 263705 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 528120132 is about 22980.8644746015. The cubic root of 528120132 is about 808.3092977395.

Adding to 528120132 its reverse (231021825), we get a palindrome (759141957).

The spelling of 528120132 in words is "five hundred twenty-eight million, one hundred twenty thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 167 334 501 668 1002 2004 263533 527066 790599 1054132 1581198 3162396 44010011 88020022 132030033 176040044 264060066 528120132