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BaseRepresentation
bin1111110001011…
…11100100101000
3100012222022122120
413320233210220
5232333043212
621043551240
73164443164
oct770574450
9305868576
10132315432
11687635a7
123838b520
1321549672
1413803ca4
15b93988c
hex7e2f928

132315432 has 16 divisors (see below), whose sum is σ = 330788640. Its totient is φ = 44105136.

The previous prime is 132315383. The next prime is 132315433. The reversal of 132315432 is 234513231.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 5513143 = 132315432 / (1 + 3 + 2 + 3 + 1 + 5 + 4 + 3 + 2).

It is not an unprimeable number, because it can be changed into a prime (132315433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2756548 + ... + 2756595.

It is an arithmetic number, because the mean of its divisors is an integer number (20674290).

Almost surely, 2132315432 is an apocalyptic number.

132315432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

132315432 is an abundant number, since it is smaller than the sum of its proper divisors (198473208).

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

132315432 is a wasteful number, since it uses less digits than its factorization.

132315432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5513152 (or 5513148 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 132315432 is about 11502.8445177704. The cubic root of 132315432 is about 509.5695868754.

Adding to 132315432 its reverse (234513231), we get a palindrome (366828663).

The spelling of 132315432 in words is "one hundred thirty-two million, three hundred fifteen thousand, four hundred thirty-two".