Base | Representation |
---|---|
bin | 111111110100… |
… | …000110100110 |
3 | 1011110220011120 |
4 | 333310012212 |
5 | 13240302421 |
6 | 1354314410 |
7 | 262122045 |
oct | 77640646 |
9 | 34426146 |
10 | 16728486 |
11 | 94963a5 |
12 | 5728a06 |
13 | 3609318 |
14 | 231655c |
15 | 17068c6 |
hex | ff41a6 |
16728486 has 8 divisors (see below), whose sum is σ = 33456984. Its totient is φ = 5576160.
The previous prime is 16728479. The next prime is 16728583. The reversal of 16728486 is 68482761.
It is a sphenic number, since it is the product of 3 distinct primes.
16728486 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1394035 + ... + 1394046.
It is an arithmetic number, because the mean of its divisors is an integer number (4182123).
Almost surely, 216728486 is an apocalyptic number.
16728486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16728486 is a wasteful number, since it uses less digits than its factorization.
16728486 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2788086.
The product of its digits is 129024, while the sum is 42.
The square root of 16728486 is about 4090.0471879918. The cubic root of 16728486 is about 255.7519060486.
The spelling of 16728486 in words is "sixteen million, seven hundred twenty-eight thousand, four hundred eighty-six".
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