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132132142 = 2157420803
BaseRepresentation
bin1111110000000…
…10110100101110
3100012122000020001
413320002310232
5232311212032
621040014514
73163050622
oct770026456
9305560201
10132132142
116864891a
123830143a
13214b40cc
1413797182
15b9003e7
hex7e02d2e

132132142 has 8 divisors (see below), whose sum is σ = 199461096. Its totient is φ = 65645112.

The previous prime is 132132083. The next prime is 132132151. The reversal of 132132142 is 241231231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210088 + ... + 210715.

It is an arithmetic number, because the mean of its divisors is an integer number (24932637).

Almost surely, 2132132142 is an apocalyptic number.

132132142 is a deficient number, since it is larger than the sum of its proper divisors (67328954).

132132142 is a wasteful number, since it uses less digits than its factorization.

132132142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420962.

The product of its digits is 288, while the sum is 19.

The square root of 132132142 is about 11494.8745969671. The cubic root of 132132142 is about 509.3341843266.

Adding to 132132142 its reverse (241231231), we get a palindrome (373363373).

The spelling of 132132142 in words is "one hundred thirty-two million, one hundred thirty-two thousand, one hundred forty-two".

Divisors: 1 2 157 314 420803 841606 66066071 132132142