Base | Representation |
---|---|
bin | 110011011101… |
… | …111111101101 |
3 | 221101110211022 |
4 | 303131333231 |
5 | 11423222310 |
6 | 1201103525 |
7 | 222452606 |
oct | 63357755 |
9 | 27343738 |
10 | 13492205 |
11 | 7685991 |
12 | 4627ba5 |
13 | 2a4526c |
14 | 1b12dad |
15 | 12b7a55 |
hex | cddfed |
13492205 has 4 divisors (see below), whose sum is σ = 16190652. Its totient is φ = 10793760.
The previous prime is 13492187. The next prime is 13492207. The reversal of 13492205 is 50229431.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 7086244 + 6405961 = 2662^2 + 2531^2 .
It is not a de Polignac number, because 13492205 - 216 = 13426669 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13492207) 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, 1349216 + ... + 1349225.
It is an arithmetic number, because the mean of its divisors is an integer number (4047663).
Almost surely, 213492205 is an apocalyptic number.
It is an amenable number.
13492205 is a deficient number, since it is larger than the sum of its proper divisors (2698447).
13492205 is an equidigital number, since it uses as much as digits as its factorization.
13492205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2698446.
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 13492205 is about 3673.1736958657. The cubic root of 13492205 is about 238.0643201155.
The spelling of 13492205 in words is "thirteen million, four hundred ninety-two thousand, two hundred five".
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