Base | Representation |
---|---|
bin | 110100101100… |
… | …010101111001 |
3 | 221222210000210 |
4 | 310230111321 |
5 | 12014004423 |
6 | 1212021333 |
7 | 225260316 |
oct | 64542571 |
9 | 27883023 |
10 | 13813113 |
11 | 7884aa6 |
12 | 4761849 |
13 | 2b28352 |
14 | 1b97d0d |
15 | 132cb93 |
hex | d2c579 |
13813113 has 8 divisors (see below), whose sum is σ = 18445248. Its totient is φ = 9194864.
The previous prime is 13813097. The next prime is 13813123. The reversal of 13813113 is 31131831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13813113 - 24 = 13813097 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13813113.
It is not an unprimeable number, because it can be changed into a prime (13813123) 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, 870 + ... + 5327.
It is an arithmetic number, because the mean of its divisors is an integer number (2305656).
Almost surely, 213813113 is an apocalyptic number.
It is an amenable number.
13813113 is a deficient number, since it is larger than the sum of its proper divisors (4632135).
13813113 is an equidigital number, since it uses as much as digits as its factorization.
13813113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6943.
The product of its digits is 216, while the sum is 21.
The square root of 13813113 is about 3716.5996555992. The cubic root of 13813113 is about 239.9369799812.
Adding to 13813113 its reverse (31131831), we get a palindrome (44944944).
The spelling of 13813113 in words is "thirteen million, eight hundred thirteen thousand, one hundred thirteen".
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