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9130142 = 27652153
BaseRepresentation
bin100010110101…
…000010011110
3122011212012102
4202311002132
54314131032
6523405102
7140414330
oct42650236
918155172
109130142
11517667a
123083792
131b78968
1412d9450
15c05362
hex8b509e

9130142 has 8 divisors (see below), whose sum is σ = 15651696. Its totient is φ = 3912912.

The previous prime is 9130141. The next prime is 9130153. The reversal of 9130142 is 2410319.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9130141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326063 + ... + 326090.

It is an arithmetic number, because the mean of its divisors is an integer number (1956462).

Almost surely, 29130142 is an apocalyptic number.

9130142 is a deficient number, since it is larger than the sum of its proper divisors (6521554).

9130142 is a wasteful number, since it uses less digits than its factorization.

9130142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652162.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 9130142 is about 3021.6124834267. The cubic root of 9130142 is about 209.0062038863.

The spelling of 9130142 in words is "nine million, one hundred thirty thousand, one hundred forty-two".

Divisors: 1 2 7 14 652153 1304306 4565071 9130142