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132542242 = 2710618923
BaseRepresentation
bin1111110011001…
…10111100100010
3100020101211202221
413321212330202
5232412322432
621052501254
73166406350
oct771467442
9306354687
10132542242
11688a8a48
123847a82a
13215c8981
14138627d0
15b981b97
hex7e66f22

132542242 has 16 divisors (see below), whose sum is σ = 227454912. Its totient is φ = 56743920.

The previous prime is 132542239. The next prime is 132542257. The reversal of 132542242 is 242245231.

132542242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10393 + ... + 19315.

It is an arithmetic number, because the mean of its divisors is an integer number (14215932).

Almost surely, 2132542242 is an apocalyptic number.

132542242 is a deficient number, since it is larger than the sum of its proper divisors (94912670).

132542242 is a wasteful number, since it uses less digits than its factorization.

132542242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9993.

The product of its digits is 3840, while the sum is 25.

The square root of 132542242 is about 11512.6991622295. The cubic root of 132542242 is about 509.8605821653.

Adding to 132542242 its reverse (242245231), we get a palindrome (374787473).

The spelling of 132542242 in words is "one hundred thirty-two million, five hundred forty-two thousand, two hundred forty-two".

Divisors: 1 2 7 14 1061 2122 7427 8923 14854 17846 62461 124922 9467303 18934606 66271121 132542242