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85376764 = 22111940381
BaseRepresentation
bin1010001011010…
…11111011111100
312221122120220101
411011223323330
5133324024024
612245530444
72054455564
oct505537374
9187576811
1085376764
1144213910
1224713a24
13148c37c5
14b4a5da4
157766c44
hex516befc

85376764 has 12 divisors (see below), whose sum is σ = 162992088. Its totient is φ = 38807600.

The previous prime is 85376749. The next prime is 85376777. The reversal of 85376764 is 46767358.

It is a super-2 number, since 2×853767642 = 14578383662223392, 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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970147 + ... + 970234.

It is an arithmetic number, because the mean of its divisors is an integer number (13582674).

Almost surely, 285376764 is an apocalyptic number.

It is an amenable number.

85376764 is a deficient number, since it is larger than the sum of its proper divisors (77615324).

85376764 is a wasteful number, since it uses less digits than its factorization.

85376764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940396 (or 1940394 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The square root of 85376764 is about 9239.9547617940. The cubic root of 85376764 is about 440.3316439046.

The spelling of 85376764 in words is "eighty-five million, three hundred seventy-six thousand, seven hundred sixty-four".

Divisors: 1 2 4 11 22 44 1940381 3880762 7761524 21344191 42688382 85376764