Base | Representation |
---|---|
bin | 110011001000… |
… | …001011001011 |
3 | 221012221020000 |
4 | 303020023023 |
5 | 11412342302 |
6 | 1155134043 |
7 | 221631204 |
oct | 63101313 |
9 | 27187200 |
10 | 13402827 |
11 | 7624819 |
12 | 45a4323 |
13 | 2a13689 |
14 | 1acc5ab |
15 | 129b31c |
hex | cc82cb |
13402827 has 20 divisors (see below), whose sum is σ = 20121816. Its totient is φ = 8890560.
The previous prime is 13402793. The next prime is 13402841. The reversal of 13402827 is 72820431.
It is not a de Polignac number, because 13402827 - 210 = 13401803 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 13402827.
It is not an unprimeable number, because it can be changed into a prime (13402867) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27052 + ... + 27542.
Almost surely, 213402827 is an apocalyptic number.
13402827 is a deficient number, since it is larger than the sum of its proper divisors (6718989).
13402827 is an equidigital number, since it uses as much as digits as its factorization.
13402827 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 840 (or 831 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 13402827 is about 3660.9871619551. The cubic root of 13402827 is about 237.5374758960.
The spelling of 13402827 in words is "thirteen million, four hundred two thousand, eight hundred twenty-seven".
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