Base | Representation |
---|---|
bin | 11010110100100010… |
… | …010010000111110110 |
3 | 2202100000211000120002 |
4 | 122310202102013312 |
5 | 432434431033112 |
6 | 21121355511302 |
7 | 2036441552462 |
oct | 326442220766 |
9 | 82300730502 |
10 | 28798689782 |
11 | 11239122975 |
12 | 56b8758532 |
13 | 293c532455 |
14 | 1572a974a2 |
15 | b384301c2 |
hex | 6b48921f6 |
28798689782 has 8 divisors (see below), whose sum is σ = 43217491152. Its totient is φ = 14392859400.
The previous prime is 28798689757. The next prime is 28798689817.
28798689782 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3237194 + ... + 3246077.
It is an arithmetic number, because the mean of its divisors is an integer number (5402186394).
Almost surely, 228798689782 is an apocalyptic number.
28798689782 is a deficient number, since it is larger than the sum of its proper divisors (14418801370).
28798689782 is a wasteful number, since it uses less digits than its factorization.
28798689782 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6485494.
The product of its digits is 390168576, while the sum is 74.
The spelling of 28798689782 in words is "twenty-eight billion, seven hundred ninety-eight million, six hundred eighty-nine thousand, seven hundred eighty-two".
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