Base | Representation |
---|---|
bin | 11001101110101110… |
… | …00111101100100101 |
3 | 1022122200221011012021 |
4 | 30313113013230211 |
5 | 211242302201410 |
6 | 10202415423141 |
7 | 666213410563 |
oct | 146727075445 |
9 | 38580834167 |
10 | 13813709605 |
11 | 594952a533 |
12 | 2816224ab1 |
13 | 13c1b44a87 |
14 | 950862a33 |
15 | 55cad5eda |
hex | 3375c7b25 |
13813709605 has 16 divisors (see below), whose sum is σ = 16933561344. Its totient is φ = 10813017600.
The previous prime is 13813709603. The next prime is 13813709639. The reversal of 13813709605 is 50690731831.
It is not a de Polignac number, because 13813709605 - 21 = 13813709603 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13813709603) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1733380 + ... + 1741330.
It is an arithmetic number, because the mean of its divisors is an integer number (1058347584).
Almost surely, 213813709605 is an apocalyptic number.
It is an amenable number.
13813709605 is a deficient number, since it is larger than the sum of its proper divisors (3119851739).
13813709605 is an equidigital number, since it uses as much as digits as its factorization.
13813709605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15396.
The product of its (nonzero) digits is 136080, while the sum is 43.
The spelling of 13813709605 in words is "thirteen billion, eight hundred thirteen million, seven hundred nine thousand, six hundred five".
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