Base | Representation |
---|---|
bin | 110101010101… |
… | …010010011011 |
3 | 222022022002102 |
4 | 311111102123 |
5 | 12034341302 |
6 | 1215354015 |
7 | 226556300 |
oct | 65252233 |
9 | 28268072 |
10 | 13980827 |
11 | 798a003 |
12 | 482290b |
13 | 2b867a3 |
14 | 1bdd0a7 |
15 | 1362702 |
hex | d5549b |
13980827 has 12 divisors (see below), whose sum is σ = 17120520. Its totient is φ = 11352096.
The previous prime is 13980821. The next prime is 13980839. The reversal of 13980827 is 72808931.
It is not a de Polignac number, because 13980827 - 26 = 13980763 is a prime.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (13980821) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6578 + ... + 8439.
It is an arithmetic number, because the mean of its divisors is an integer number (1426710).
Almost surely, 213980827 is an apocalyptic number.
13980827 is a deficient number, since it is larger than the sum of its proper divisors (3139693).
13980827 is a wasteful number, since it uses less digits than its factorization.
13980827 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15050 (or 15043 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 38.
The square root of 13980827 is about 3739.0944090782. The cubic root of 13980827 is about 240.9041531594.
The spelling of 13980827 in words is "thirteen million, nine hundred eighty thousand, eight hundred twenty-seven".
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