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3995768 = 23771353
BaseRepresentation
bin1111001111100001111000
321112000011102
433033201320
52010331033
6221350532
745651320
oct17174170
97460142
103995768
11228a097
121408448
13a9b97a
14760280
1553dde8
hex3cf878

3995768 has 16 divisors (see below), whose sum is σ = 8562480. Its totient is φ = 1712448.

The previous prime is 3995753. The next prime is 3995777. The reversal of 3995768 is 8675993.

It is an Ulam number.

It is a zygodrome in base 2.

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, 35621 + ... + 35732.

It is an arithmetic number, because the mean of its divisors is an integer number (535155).

Almost surely, 23995768 is an apocalyptic number.

It is an amenable number.

3995768 is an abundant number, since it is smaller than the sum of its proper divisors (4566712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3995768 is a wasteful number, since it uses less digits than its factorization.

3995768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71366 (or 71362 counting only the distinct ones).

The product of its digits is 408240, while the sum is 47.

The square root of 3995768 is about 1998.9417200109. The cubic root of 3995768 is about 158.6841030983.

The spelling of 3995768 in words is "three million, nine hundred ninety-five thousand, seven hundred sixty-eight".

Divisors: 1 2 4 7 8 14 28 56 71353 142706 285412 499471 570824 998942 1997884 3995768