Base | Representation |
---|---|
bin | 110010110001… |
… | …110111010010 |
3 | 221001021212101 |
4 | 302301313102 |
5 | 11401431232 |
6 | 1153151014 |
7 | 221100604 |
oct | 62616722 |
9 | 27037771 |
10 | 13311442 |
11 | 75720a1 |
12 | 455b46a |
13 | 29b0bc1 |
14 | 1aa7174 |
15 | 127e1e7 |
hex | cb1dd2 |
13311442 has 16 divisors (see below), whose sum is σ = 21345120. Its totient is φ = 6203968.
The previous prime is 13311437. The next prime is 13311443. The reversal of 13311442 is 24411331.
It is not an unprimeable number, because it can be changed into a prime (13311443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1809 + ... + 5467.
It is an arithmetic number, because the mean of its divisors is an integer number (1334070).
Almost surely, 213311442 is an apocalyptic number.
13311442 is a deficient number, since it is larger than the sum of its proper divisors (8033678).
13311442 is a wasteful number, since it uses less digits than its factorization.
13311442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3785.
The product of its digits is 288, while the sum is 19.
The square root of 13311442 is about 3648.4848910198. The cubic root of 13311442 is about 236.9963739824.
Adding to 13311442 its reverse (24411331), we get a palindrome (37722773).
The spelling of 13311442 in words is "thirteen million, three hundred eleven thousand, four hundred forty-two".
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