Base | Representation |
---|---|
bin | 110010101110… |
… | …101000000111 |
3 | 221000121200022 |
4 | 302232220013 |
5 | 11401020213 |
6 | 1153005355 |
7 | 221014133 |
oct | 62565007 |
9 | 27017608 |
10 | 13298183 |
11 | 7563138 |
12 | 455385b |
13 | 29a7b62 |
14 | 1aa23c3 |
15 | 127a308 |
hex | caea07 |
13298183 has 4 divisors (see below), whose sum is σ = 13516248. Its totient is φ = 13080120.
The previous prime is 13298171. The next prime is 13298189. The reversal of 13298183 is 38189231.
13298183 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38189231 = 173 ⋅220747.
It is a cyclic number.
It is not a de Polignac number, because 13298183 - 210 = 13297159 is a prime.
It is a super-2 number, since 2×132981832 = 353683342202978, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13298189) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108941 + ... + 109062.
It is an arithmetic number, because the mean of its divisors is an integer number (3379062).
Almost surely, 213298183 is an apocalyptic number.
13298183 is a deficient number, since it is larger than the sum of its proper divisors (218065).
13298183 is an equidigital number, since it uses as much as digits as its factorization.
13298183 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218064.
The product of its digits is 10368, while the sum is 35.
The square root of 13298183 is about 3646.6673826934. The cubic root of 13298183 is about 236.9176602758.
The spelling of 13298183 in words is "thirteen million, two hundred ninety-eight thousand, one hundred eighty-three".
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