Base | Representation |
---|---|
bin | 110110101101… |
… | …0101101011111 |
3 | 1222222020211011 |
4 | 1231122231133 |
5 | 24320324403 |
6 | 2502440051 |
7 | 465542131 |
oct | 155325537 |
9 | 58866734 |
10 | 28683103 |
11 | 15211049 |
12 | 9733027 |
13 | 5c33767 |
14 | 3b49051 |
15 | 27b8a6d |
hex | 1b5ab5f |
28683103 has 8 divisors (see below), whose sum is σ = 31009520. Its totient is φ = 26438400.
The previous prime is 28683101. The next prime is 28683119. The reversal of 28683103 is 30138682.
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 28683103 - 21 = 28683101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28683101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19698 + ... + 21103.
It is an arithmetic number, because the mean of its divisors is an integer number (3876190).
Almost surely, 228683103 is an apocalyptic number.
28683103 is a deficient number, since it is larger than the sum of its proper divisors (2326417).
28683103 is a wasteful number, since it uses less digits than its factorization.
28683103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40857.
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 28683103 is about 5355.6608369089. The cubic root of 28683103 is about 306.1084917249.
The spelling of 28683103 in words is "twenty-eight million, six hundred eighty-three thousand, one hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.105 sec. • engine limits •