Base | Representation |
---|---|
bin | 110001101101… |
… | …101010101111 |
3 | 220112002200210 |
4 | 301231222233 |
5 | 11314011421 |
6 | 1143153503 |
7 | 215525331 |
oct | 61555257 |
9 | 26462623 |
10 | 13032111 |
11 | 73a1244 |
12 | 4445893 |
13 | 2913a11 |
14 | 1a33451 |
15 | 1226576 |
hex | c6daaf |
13032111 has 4 divisors (see below), whose sum is σ = 17376152. Its totient is φ = 8688072.
The previous prime is 13032083. The next prime is 13032133. The reversal of 13032111 is 11123031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11123031 = 3 ⋅3707677.
It is not a de Polignac number, because 13032111 - 27 = 13031983 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13032511) 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, 2172016 + ... + 2172021.
It is an arithmetic number, because the mean of its divisors is an integer number (4344038).
Almost surely, 213032111 is an apocalyptic number.
13032111 is a deficient number, since it is larger than the sum of its proper divisors (4344041).
13032111 is an equidigital number, since it uses as much as digits as its factorization.
13032111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4344040.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 13032111 is about 3610.0015235454. The cubic root of 13032111 is about 235.3269088405.
Adding to 13032111 its reverse (11123031), we get a palindrome (24155142).
The spelling of 13032111 in words is "thirteen million, thirty-two thousand, one hundred eleven".
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