Base | Representation |
---|---|
bin | 110100000111… |
… | …100010100000 |
3 | 221201010020122 |
4 | 310013202200 |
5 | 11444143433 |
6 | 1204455412 |
7 | 224061656 |
oct | 64074240 |
9 | 27633218 |
10 | 13662368 |
11 | 7791815 |
12 | 46aa568 |
13 | 2aa4855 |
14 | 1b58dd6 |
15 | 12ed198 |
hex | d078a0 |
13662368 has 48 divisors (see below), whose sum is σ = 29574720. Its totient is φ = 6183936.
The previous prime is 13662367. The next prime is 13662401. The reversal of 13662368 is 86326631.
It is not an unprimeable number, because it can be changed into a prime (13662367) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13496 + ... + 14472.
It is an arithmetic number, because the mean of its divisors is an integer number (616140).
Almost surely, 213662368 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13662368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14787360).
13662368 is an abundant number, since it is smaller than the sum of its proper divisors (15912352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13662368 is a wasteful number, since it uses less digits than its factorization.
13662368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1029 (or 1021 counting only the distinct ones).
The product of its digits is 31104, while the sum is 35.
The square root of 13662368 is about 3696.2640598312. The cubic root of 13662368 is about 239.0609602732.
Adding to 13662368 its reverse (86326631), we get a palindrome (99988999).
The spelling of 13662368 in words is "thirteen million, six hundred sixty-two thousand, three hundred sixty-eight".
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