Base | Representation |
---|---|
bin | 11010110110111101… |
… | …110011000000100110 |
3 | 2202102212112012101212 |
4 | 122312331303000212 |
5 | 433030400104211 |
6 | 21125413351422 |
7 | 2040445223666 |
oct | 326675630046 |
9 | 82385465355 |
10 | 28839456806 |
11 | 1125a137826 |
12 | 570a338572 |
13 | 2947b07154 |
14 | 157826a1a6 |
15 | b3bcd438b |
hex | 6b6f73026 |
28839456806 has 8 divisors (see below), whose sum is σ = 44265212904. Its totient is φ = 14084385840.
The previous prime is 28839456803. The next prime is 28839456809. The reversal of 28839456806 is 60865493882.
It is an interprime number because it is at equal distance from previous prime (28839456803) and next prime (28839456809).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28839456803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167671175 + ... + 167671346.
It is an arithmetic number, because the mean of its divisors is an integer number (5533151613).
Almost surely, 228839456806 is an apocalyptic number.
28839456806 is a deficient number, since it is larger than the sum of its proper divisors (15425756098).
28839456806 is a wasteful number, since it uses less digits than its factorization.
28839456806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 335342566.
The product of its (nonzero) digits is 19906560, while the sum is 59.
The spelling of 28839456806 in words is "twenty-eight billion, eight hundred thirty-nine million, four hundred fifty-six thousand, eight hundred six".
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