Base | Representation |
---|---|
bin | 110101001101… |
… | …101110000011 |
3 | 222020201120021 |
4 | 311031232003 |
5 | 12032343302 |
6 | 1214554311 |
7 | 226400023 |
oct | 65155603 |
9 | 28221507 |
10 | 13949827 |
11 | 7968791 |
12 | 4808997 |
13 | 2b75648 |
14 | 1bd1a83 |
15 | 1358437 |
hex | d4db83 |
13949827 has 8 divisors (see below), whose sum is σ = 14137200. Its totient is φ = 13764000.
The previous prime is 13949821. The next prime is 13949839. The reversal of 13949827 is 72894931.
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 13949827 - 219 = 13425539 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13949821) 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, 37213 + ... + 37585.
It is an arithmetic number, because the mean of its divisors is an integer number (1767150).
Almost surely, 213949827 is an apocalyptic number.
13949827 is a deficient number, since it is larger than the sum of its proper divisors (187373).
13949827 is a wasteful number, since it uses less digits than its factorization.
13949827 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 773.
The product of its digits is 108864, while the sum is 43.
The square root of 13949827 is about 3734.9467198342. The cubic root of 13949827 is about 240.7259673427.
The spelling of 13949827 in words is "thirteen million, nine hundred forty-nine thousand, eight hundred twenty-seven".
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