Base | Representation |
---|---|
bin | 100000011001… |
… | …1011111100100 |
3 | 1011222002100002 |
4 | 1000303133210 |
5 | 13322110012 |
6 | 1404040432 |
7 | 264253040 |
oct | 100633744 |
9 | 34862302 |
10 | 16988132 |
11 | 9653487 |
12 | 5833118 |
13 | 369a565 |
14 | 2383020 |
15 | 17587c2 |
hex | 10337e4 |
16988132 has 24 divisors (see below), whose sum is σ = 34063680. Its totient is φ = 7261920.
The previous prime is 16988131. The next prime is 16988141. The reversal of 16988132 is 23188961.
It is not an unprimeable number, because it can be changed into a prime (16988131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20282 + ... + 21102.
It is an arithmetic number, because the mean of its divisors is an integer number (1419320).
Almost surely, 216988132 is an apocalyptic number.
It is an amenable number.
16988132 is an abundant number, since it is smaller than the sum of its proper divisors (17075548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16988132 is a wasteful number, since it uses less digits than its factorization.
16988132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1571 (or 1569 counting only the distinct ones).
The product of its digits is 20736, while the sum is 38.
The square root of 16988132 is about 4121.6661679471. Note that the first 3 decimals coincide. The cubic root of 16988132 is about 257.0683099013.
The spelling of 16988132 in words is "sixteen million, nine hundred eighty-eight thousand, one hundred thirty-two".
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