Base | Representation |
---|---|
bin | 11111000011000110001100 |
3 | 120022111210221 |
4 | 133003012030 |
5 | 4040423043 |
6 | 450241124 |
7 | 126116203 |
oct | 37030614 |
9 | 16274727 |
10 | 8139148 |
11 | 465a076 |
12 | 28861a4 |
13 | 18bc884 |
14 | 111c23a |
15 | aab8ed |
hex | 7c318c |
8139148 has 12 divisors (see below), whose sum is σ = 14862960. Its totient is φ = 3892592.
The previous prime is 8139137. The next prime is 8139151. The reversal of 8139148 is 8419318.
It is a happy number.
It is a zygodrome in base 2.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44143 + ... + 44326.
It is an arithmetic number, because the mean of its divisors is an integer number (1238580).
Almost surely, 28139148 is an apocalyptic number.
It is an amenable number.
8139148 is a deficient number, since it is larger than the sum of its proper divisors (6723812).
8139148 is a wasteful number, since it uses less digits than its factorization.
8139148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88496 (or 88494 counting only the distinct ones).
The product of its digits is 6912, while the sum is 34.
The square root of 8139148 is about 2852.9192067074. The cubic root of 8139148 is about 201.1529079130.
The spelling of 8139148 in words is "eight million, one hundred thirty-nine thousand, one hundred forty-eight".
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