Base | Representation |
---|---|
bin | 110011011111… |
… | …001100101001 |
3 | 221101201120200 |
4 | 303133030221 |
5 | 11423402004 |
6 | 1201142413 |
7 | 222503142 |
oct | 63371451 |
9 | 27351520 |
10 | 13497129 |
11 | 7689658 |
12 | 462aa09 |
13 | 2a47589 |
14 | 1b14ac9 |
15 | 12b9239 |
hex | cdf329 |
13497129 has 6 divisors (see below), whose sum is σ = 19495866. Its totient is φ = 8998080.
The previous prime is 13497109. The next prime is 13497149. The reversal of 13497129 is 92179431.
13497129 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (13497109) and next prime (13497149).
It can be written as a sum of positive squares in only one way, i.e., 13307904 + 189225 = 3648^2 + 435^2 .
It is not a de Polignac number, because 13497129 - 25 = 13497097 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13497093 and 13497102.
It is not an unprimeable number, because it can be changed into a prime (13497109) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 749832 + ... + 749849.
It is an arithmetic number, because the mean of its divisors is an integer number (3249311).
Almost surely, 213497129 is an apocalyptic number.
It is an amenable number.
13497129 is a deficient number, since it is larger than the sum of its proper divisors (5998737).
13497129 is a wasteful number, since it uses less digits than its factorization.
13497129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1499687 (or 1499684 counting only the distinct ones).
The product of its digits is 13608, while the sum is 36.
The square root of 13497129 is about 3673.8438997867. The cubic root of 13497129 is about 238.0932772340.
The spelling of 13497129 in words is "thirteen million, four hundred ninety-seven thousand, one hundred twenty-nine".
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