Base | Representation |
---|---|
bin | 11111000011111101001000 |
3 | 120022200122011 |
4 | 133003331020 |
5 | 4041031124 |
6 | 450305304 |
7 | 126132355 |
oct | 37037510 |
9 | 16280564 |
10 | 8142664 |
11 | 4661782 |
12 | 2888234 |
13 | 18c135a |
14 | 111d62c |
15 | aac994 |
hex | 7c3f48 |
8142664 has 16 divisors (see below), whose sum is σ = 15680700. Its totient is φ = 3961152.
The previous prime is 8142653. The next prime is 8142671. The reversal of 8142664 is 4662418.
It can be written as a sum of positive squares in 2 ways, for example, as 8122500 + 20164 = 2850^2 + 142^2 .
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, 13459 + ... + 14050.
Almost surely, 28142664 is an apocalyptic number.
It is an amenable number.
8142664 is a deficient number, since it is larger than the sum of its proper divisors (7538036).
8142664 is a wasteful number, since it uses less digits than its factorization.
8142664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27552 (or 27548 counting only the distinct ones).
The product of its digits is 9216, while the sum is 31.
The square root of 8142664 is about 2853.5353511040. The cubic root of 8142664 is about 201.1818688398.
The spelling of 8142664 in words is "eight million, one hundred forty-two thousand, six hundred sixty-four".
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