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4165142 = 219109609
BaseRepresentation
bin1111111000111000010110
321211121111112
433320320112
52031241032
6225135022
750255162
oct17707026
97747445
104165142
112395373
12148a472
13b2aaa7
147a5ca2
155741b2
hex3f8e16

4165142 has 8 divisors (see below), whose sum is σ = 6576600. Its totient is φ = 1972944.

The previous prime is 4165103. The next prime is 4165157. The reversal of 4165142 is 2415614.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54767 + ... + 54842.

It is an arithmetic number, because the mean of its divisors is an integer number (822075).

Almost surely, 24165142 is an apocalyptic number.

4165142 is a deficient number, since it is larger than the sum of its proper divisors (2411458).

4165142 is a wasteful number, since it uses less digits than its factorization.

4165142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109630.

The product of its digits is 960, while the sum is 23.

The square root of 4165142 is about 2040.8679526123. The cubic root of 4165142 is about 160.8952677134.

The spelling of 4165142 in words is "four million, one hundred sixty-five thousand, one hundred forty-two".

Divisors: 1 2 19 38 109609 219218 2082571 4165142