Base | Representation |
---|---|
bin | 110011111111… |
… | …001001110001 |
3 | 221122101010101 |
4 | 303333021301 |
5 | 11442044032 |
6 | 1204032401 |
7 | 223556554 |
oct | 63771161 |
9 | 27571111 |
10 | 13628017 |
11 | 7768a27 |
12 | 4692701 |
13 | 2a92020 |
14 | 1b4a69b |
15 | 12e2de7 |
hex | cff271 |
13628017 has 4 divisors (see below), whose sum is σ = 14676340. Its totient is φ = 12579696.
The previous prime is 13628011. The next prime is 13628023. The reversal of 13628017 is 71082631.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (13628011) and next prime (13628023).
It can be written as a sum of positive squares in 2 ways, for example, as 732736 + 12895281 = 856^2 + 3591^2 .
It is a cyclic number.
It is not a de Polignac number, because 13628017 - 215 = 13595249 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13628011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524142 + ... + 524167.
It is an arithmetic number, because the mean of its divisors is an integer number (3669085).
Almost surely, 213628017 is an apocalyptic number.
It is an amenable number.
13628017 is a deficient number, since it is larger than the sum of its proper divisors (1048323).
13628017 is a wasteful number, since it uses less digits than its factorization.
13628017 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1048322.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 13628017 is about 3691.6144164850. The cubic root of 13628017 is about 238.8604368334.
The spelling of 13628017 in words is "thirteen million, six hundred twenty-eight thousand, seventeen".
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