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142160132 = 2235540033
BaseRepresentation
bin10000111100100…
…11000100000100
3100220111111001002
420132103010010
5242343111012
622034552432
73344225012
oct1036230404
9326444032
10142160132
1173278014
123b738718
13235b562a
1414c478b2
15c7317c2
hex8793104

142160132 has 6 divisors (see below), whose sum is σ = 248780238. Its totient is φ = 71080064.

The previous prime is 142160129. The next prime is 142160143. The reversal of 142160132 is 231061241.

It can be written as a sum of positive squares in only one way, i.e., 139806976 + 2353156 = 11824^2 + 1534^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17770013 + ... + 17770020.

It is an arithmetic number, because the mean of its divisors is an integer number (41463373).

Almost surely, 2142160132 is an apocalyptic number.

It is an amenable number.

142160132 is a deficient number, since it is larger than the sum of its proper divisors (106620106).

142160132 is a wasteful number, since it uses less digits than its factorization.

142160132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35540037 (or 35540035 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 142160132 is about 11923.0923841091. The cubic root of 142160132 is about 521.9063801610.

The spelling of 142160132 in words is "one hundred forty-two million, one hundred sixty thousand, one hundred thirty-two".

Divisors: 1 2 4 35540033 71080066 142160132