Base | Representation |
---|---|
bin | 110100111010… |
… | …001100001010 |
3 | 222002122211120 |
4 | 310322030022 |
5 | 12022313314 |
6 | 1213140110 |
7 | 225614556 |
oct | 64721412 |
9 | 28078746 |
10 | 13869834 |
11 | 7913680 |
12 | 478a636 |
13 | 2b48104 |
14 | 1bb0866 |
15 | 133e8a9 |
hex | d3a30a |
13869834 has 32 divisors (see below), whose sum is σ = 31242240. Its totient is φ = 4066800.
The previous prime is 13869827. The next prime is 13869839. The reversal of 13869834 is 43896831.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (13869839) 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 15 ways as a sum of consecutive naturals, for example, 1344 + ... + 5435.
It is an arithmetic number, because the mean of its divisors is an integer number (976320).
Almost surely, 213869834 is an apocalyptic number.
13869834 is an abundant number, since it is smaller than the sum of its proper divisors (17372406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13869834 is a wasteful number, since it uses less digits than its factorization.
13869834 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6826.
The product of its digits is 124416, while the sum is 42.
The square root of 13869834 is about 3724.2226034436. Note that the first 3 decimals coincide. The cubic root of 13869834 is about 240.2649504532.
The spelling of 13869834 in words is "thirteen million, eight hundred sixty-nine thousand, eight hundred thirty-four".
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