Base | Representation |
---|---|
bin | 110100000111… |
… | …011110011001 |
3 | 221201002212220 |
4 | 310013132121 |
5 | 11444141410 |
6 | 1204454253 |
7 | 224061132 |
oct | 64073631 |
9 | 27632786 |
10 | 13662105 |
11 | 77915a6 |
12 | 46aa389 |
13 | 2aa46b2 |
14 | 1b58c89 |
15 | 12ed070 |
hex | d07799 |
13662105 has 8 divisors (see below), whose sum is σ = 21859392. Its totient is φ = 7286448.
The previous prime is 13662097. The next prime is 13662107. The reversal of 13662105 is 50126631.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13662105 - 23 = 13662097 is a prime.
It is a super-2 number, since 2×136621052 = 373306226062050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13662107) 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, 455389 + ... + 455418.
It is an arithmetic number, because the mean of its divisors is an integer number (2732424).
Almost surely, 213662105 is an apocalyptic number.
13662105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13662105 is a deficient number, since it is larger than the sum of its proper divisors (8197287).
13662105 is an equidigital number, since it uses as much as digits as its factorization.
13662105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 910815.
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 13662105 is about 3696.2284831974. The cubic root of 13662105 is about 239.0594262922.
Adding to 13662105 its reverse (50126631), we get a palindrome (63788736).
The spelling of 13662105 in words is "thirteen million, six hundred sixty-two thousand, one hundred five".
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