Base | Representation |
---|---|
bin | 110100101100… |
… | …100101101001 |
3 | 221222211102010 |
4 | 310230211221 |
5 | 12014022441 |
6 | 1212030133 |
7 | 225263256 |
oct | 64544551 |
9 | 27884363 |
10 | 13814121 |
11 | 7885832 |
12 | 4762349 |
13 | 2b28949 |
14 | 1b9842d |
15 | 132d116 |
hex | d2c969 |
13814121 has 32 divisors (see below), whose sum is σ = 20534400. Its totient is φ = 8225280.
The previous prime is 13814117. The next prime is 13814123. The reversal of 13814121 is 12141831.
It is a happy number.
13814121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13814121 - 22 = 13814117 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13814123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100765 + ... + 100901.
It is an arithmetic number, because the mean of its divisors is an integer number (641700).
Almost surely, 213814121 is an apocalyptic number.
It is an amenable number.
13814121 is a deficient number, since it is larger than the sum of its proper divisors (6720279).
13814121 is a wasteful number, since it uses less digits than its factorization.
13814121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249.
The product of its digits is 192, while the sum is 21.
The square root of 13814121 is about 3716.7352609515. The cubic root of 13814121 is about 239.9428162373.
Adding to 13814121 its reverse (12141831), we get a palindrome (25955952).
The spelling of 13814121 in words is "thirteen million, eight hundred fourteen thousand, one hundred twenty-one".
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