Base | Representation |
---|---|
bin | 11110111010010100101100 |
3 | 120020200111222 |
4 | 132322110230 |
5 | 4033300322 |
6 | 445402512 |
7 | 125606345 |
oct | 36722454 |
9 | 16220458 |
10 | 8103212 |
11 | 4635077 |
12 | 2869438 |
13 | 18a9400 |
14 | 110d0cc |
15 | aa0e42 |
hex | 7ba52c |
8103212 has 18 divisors (see below), whose sum is σ = 15356628. Its totient is φ = 3739632.
The previous prime is 8103187. The next prime is 8103229. The reversal of 8103212 is 2123018.
It is an alternating number because its digits alternate between even and odd.
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 5 ways as a sum of consecutive naturals, for example, 5318 + ... + 6669.
It is an arithmetic number, because the mean of its divisors is an integer number (853146).
Almost surely, 28103212 is an apocalyptic number.
It is an amenable number.
8103212 is a deficient number, since it is larger than the sum of its proper divisors (7253416).
8103212 is a wasteful number, since it uses less digits than its factorization.
8103212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12017 (or 12002 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 17.
The square root of 8103212 is about 2846.6141291014. The cubic root of 8103212 is about 200.8564274256.
The spelling of 8103212 in words is "eight million, one hundred three thousand, two hundred twelve".
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