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132123342 = 23131693889
BaseRepresentation
bin1111110000000…
…00101011001110
3100012121120011010
413320000223032
5232310421332
621035510050
73163013151
oct770005316
9305546133
10132123342
116864224a
12382b8326
13214b00c0
1413793c98
15b8ec9cc
hex7e00ace

132123342 has 16 divisors (see below), whose sum is σ = 284573520. Its totient is φ = 40653312.

The previous prime is 132123287. The next prime is 132123367. The reversal of 132123342 is 243321231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846867 + ... + 847022.

It is an arithmetic number, because the mean of its divisors is an integer number (17785845).

Almost surely, 2132123342 is an apocalyptic number.

132123342 is an abundant number, since it is smaller than the sum of its proper divisors (152450178).

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

132123342 is a wasteful number, since it uses less digits than its factorization.

132123342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693907.

The product of its digits is 864, while the sum is 21.

The square root of 132123342 is about 11494.4918112981. The cubic root of 132123342 is about 509.3228768576.

Adding to 132123342 its reverse (243321231), we get a palindrome (375444573).

The spelling of 132123342 in words is "one hundred thirty-two million, one hundred twenty-three thousand, three hundred forty-two".

Divisors: 1 2 3 6 13 26 39 78 1693889 3387778 5081667 10163334 22020557 44041114 66061671 132123342