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132885744 = 2432768453
BaseRepresentation
bin1111110101110…
…10110011110000
3100021001021222020
413322322303300
5233004320434
621104111440
73202336665
oct772726360
9307037866
10132885744
1169013032
1238605580
13216b9124
1413911a6c
15b9ed849
hex7ebacf0

132885744 has 20 divisors (see below), whose sum is σ = 343288296. Its totient is φ = 44295232.

The previous prime is 132885733. The next prime is 132885749. The reversal of 132885744 is 447588231.

It is a junction number, because it is equal to n+sod(n) for n = 132885696 and 132885705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132885749) 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 3 ways as a sum of consecutive naturals, for example, 1384179 + ... + 1384274.

Almost surely, 2132885744 is an apocalyptic number.

It is an amenable number.

132885744 is an abundant number, since it is smaller than the sum of its proper divisors (210402552).

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

132885744 is a wasteful number, since it uses less digits than its factorization.

132885744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768464 (or 2768458 counting only the distinct ones).

The product of its digits is 215040, while the sum is 42.

The square root of 132885744 is about 11527.6079045047. The cubic root of 132885744 is about 510.3006608554.

The spelling of 132885744 in words is "one hundred thirty-two million, eight hundred eighty-five thousand, seven hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 2768453 5536906 8305359 11073812 16610718 22147624 33221436 44295248 66442872 132885744