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1065142 = 21371577
BaseRepresentation
bin100000100000010110110
32000010002201
410010002312
5233041032
634455114
712024241
oct4040266
92003081
101065142
11668291
1243449a
132b3a80
141da258
151608e7
hex1040b6

1065142 has 16 divisors (see below), whose sum is σ = 1747872. Its totient is φ = 483840.

The previous prime is 1065137. The next prime is 1065173. The reversal of 1065142 is 2415601.

It is a super-2 number, since 2×10651422 = 2269054960328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1558 + ... + 2134.

It is an arithmetic number, because the mean of its divisors is an integer number (109242).

21065142 is an apocalyptic number.

1065142 is a deficient number, since it is larger than the sum of its proper divisors (682730).

1065142 is a wasteful number, since it uses less digits than its factorization.

1065142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1065142 is about 1032.0571689592. The cubic root of 1065142 is about 102.1258858371.

The spelling of 1065142 in words is "one million, sixty-five thousand, one hundred forty-two".

Divisors: 1 2 13 26 71 142 577 923 1154 1846 7501 15002 40967 81934 532571 1065142