Base | Representation |
---|---|
bin | 110101001000… |
… | …011001110111 |
3 | 222012121200220 |
4 | 311020121313 |
5 | 12031144210 |
6 | 1214305423 |
7 | 226246401 |
oct | 65103167 |
9 | 28177626 |
10 | 13928055 |
11 | 7953399 |
12 | 47b8273 |
13 | 2b6876b |
14 | 1bc7b71 |
15 | 1351c70 |
hex | d48677 |
13928055 has 16 divisors (see below), whose sum is σ = 22537440. Its totient is φ = 7344128.
The previous prime is 13928003. The next prime is 13928059. The reversal of 13928055 is 55082931.
It is a cyclic number.
It is not a de Polignac number, because 13928055 - 222 = 9733751 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13928059) 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 15 ways as a sum of consecutive naturals, for example, 3882 + ... + 6551.
It is an arithmetic number, because the mean of its divisors is an integer number (1408590).
Almost surely, 213928055 is an apocalyptic number.
13928055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13928055 is a deficient number, since it is larger than the sum of its proper divisors (8609385).
13928055 is a wasteful number, since it uses less digits than its factorization.
13928055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10530.
The product of its (nonzero) digits is 10800, while the sum is 33.
The square root of 13928055 is about 3732.0309484247. The cubic root of 13928055 is about 240.6006655551.
The spelling of 13928055 in words is "thirteen million, nine hundred twenty-eight thousand, fifty-five".
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