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132928764 = 22311077397
BaseRepresentation
bin1111110110001…
…01010011111100
3100021010110222120
413323011103330
5233012210024
621105042540
73202606263
oct773052374
9307113876
10132928764
1169042391
1238626450
1321702897
14139235da
15ba0b479
hex7ec54fc

132928764 has 12 divisors (see below), whose sum is σ = 310167144. Its totient is φ = 44309584.

The previous prime is 132928759. The next prime is 132928777. The reversal of 132928764 is 467829231.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5538687 + ... + 5538710.

It is an arithmetic number, because the mean of its divisors is an integer number (25847262).

Almost surely, 2132928764 is an apocalyptic number.

It is an amenable number.

132928764 is an abundant number, since it is smaller than the sum of its proper divisors (177238380).

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

132928764 is a wasteful number, since it uses less digits than its factorization.

132928764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11077404 (or 11077402 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 132928764 is about 11529.4737087172. The cubic root of 132928764 is about 510.3557226079.

The spelling of 132928764 in words is "one hundred thirty-two million, nine hundred twenty-eight thousand, seven hundred sixty-four".

Divisors: 1 2 3 4 6 12 11077397 22154794 33232191 44309588 66464382 132928764