Base | Representation |
---|---|
bin | 110011001100… |
… | …100010101001 |
3 | 221020211202110 |
4 | 303030202221 |
5 | 11413430323 |
6 | 1155352533 |
7 | 222034305 |
oct | 63144251 |
9 | 27224673 |
10 | 13420713 |
11 | 76371a9 |
12 | 45b2749 |
13 | 2a1b867 |
14 | 1ad4d05 |
15 | 12a1793 |
hex | ccc8a9 |
13420713 has 8 divisors (see below), whose sum is σ = 18232128. Its totient is φ = 8778224.
The previous prime is 13420699. The next prime is 13420723. The reversal of 13420713 is 31702431.
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 13420713 - 24 = 13420697 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13420713.
It is not an unprimeable number, because it can be changed into a prime (13420723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42045 + ... + 42362.
It is an arithmetic number, because the mean of its divisors is an integer number (2279016).
Almost surely, 213420713 is an apocalyptic number.
It is an amenable number.
13420713 is a deficient number, since it is larger than the sum of its proper divisors (4811415).
13420713 is an equidigital number, since it uses as much as digits as its factorization.
13420713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84463.
The product of its (nonzero) digits is 504, while the sum is 21.
The square root of 13420713 is about 3663.4291312922. The cubic root of 13420713 is about 237.6430930862.
The spelling of 13420713 in words is "thirteen million, four hundred twenty thousand, seven hundred thirteen".
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