Base | Representation |
---|---|
bin | 11110101000000011110110 |
3 | 120002212220101 |
4 | 132220003312 |
5 | 4023402111 |
6 | 444024314 |
7 | 125145301 |
oct | 36500366 |
9 | 16085811 |
10 | 8028406 |
11 | 4593951 |
12 | 283209a |
13 | 1881349 |
14 | 10cdb38 |
15 | a88bc1 |
hex | 7a80f6 |
8028406 has 4 divisors (see below), whose sum is σ = 12042612. Its totient is φ = 4014202.
The previous prime is 8028379. The next prime is 8028407. The reversal of 8028406 is 6048208.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8028407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2007100 + ... + 2007103.
It is an arithmetic number, because the mean of its divisors is an integer number (3010653).
Almost surely, 28028406 is an apocalyptic number.
8028406 is a deficient number, since it is larger than the sum of its proper divisors (4014206).
8028406 is a wasteful number, since it uses less digits than its factorization.
8028406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4014205.
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 8028406 is about 2833.4441939096. Note that the first 3 decimals coincide. The cubic root of 8028406 is about 200.2364370441.
The spelling of 8028406 in words is "eight million, twenty-eight thousand, four hundred six".
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