Base | Representation |
---|---|
bin | 110110101101… |
… | …0011111010111 |
3 | 1222222012120200 |
4 | 1231122133113 |
5 | 24320312244 |
6 | 2502431543 |
7 | 465536400 |
oct | 155323727 |
9 | 58865520 |
10 | 28682199 |
11 | 152103a7 |
12 | 97325b3 |
13 | 5c33220 |
14 | 3b489a7 |
15 | 27b8669 |
hex | 1b5a7d7 |
28682199 has 36 divisors (see below), whose sum is σ = 51911496. Its totient is φ = 15126048.
The previous prime is 28682167. The next prime is 28682207. The reversal of 28682199 is 99128682.
It is not a de Polignac number, because 28682199 - 25 = 28682167 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28682149) 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 35 ways as a sum of consecutive naturals, for example, 3232 + ... + 8234.
It is an arithmetic number, because the mean of its divisors is an integer number (1441986).
Almost surely, 228682199 is an apocalyptic number.
28682199 is a deficient number, since it is larger than the sum of its proper divisors (23229297).
28682199 is a wasteful number, since it uses less digits than its factorization.
28682199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5036 (or 5026 counting only the distinct ones).
The product of its digits is 124416, while the sum is 45.
The square root of 28682199 is about 5355.5764395628. The cubic root of 28682199 is about 306.1052758364.
The spelling of 28682199 in words is "twenty-eight million, six hundred eighty-two thousand, one hundred ninety-nine".
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