Base | Representation |
---|---|
bin | 111111101001… |
… | …101111100000 |
3 | 1011101201221210 |
4 | 333221233200 |
5 | 13232423143 |
6 | 1353350120 |
7 | 261554241 |
oct | 77515740 |
9 | 34351853 |
10 | 16686048 |
11 | 9467525 |
12 | 5708340 |
13 | 35c2c02 |
14 | 2304cc8 |
15 | 16e9033 |
hex | fe9be0 |
16686048 has 48 divisors (see below), whose sum is σ = 44419536. Its totient is φ = 5483520.
The previous prime is 16685989. The next prime is 16686053. The reversal of 16686048 is 84068661.
It is a tau number, because it is divible by the number of its divisors (48).
It is a junction number, because it is equal to n+sod(n) for n = 16685997 and 16686015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5818 + ... + 8198.
It is an arithmetic number, because the mean of its divisors is an integer number (925407).
Almost surely, 216686048 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16686048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22209768).
16686048 is an abundant number, since it is smaller than the sum of its proper divisors (27733488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16686048 is a wasteful number, since it uses less digits than its factorization.
16686048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2467 (or 2459 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 39.
The square root of 16686048 is about 4084.8559338121. The cubic root of 16686048 is about 255.5354530991.
The spelling of 16686048 in words is "sixteen million, six hundred eighty-six thousand, forty-eight".
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