Base | Representation |
---|---|
bin | 110111001111… |
… | …0110101010111 |
3 | 2000111102120200 |
4 | 1232132311113 |
5 | 24403242020 |
6 | 2512431543 |
7 | 501113466 |
oct | 156366527 |
9 | 60442520 |
10 | 28962135 |
11 | 15391754 |
12 | 98485b3 |
13 | 6000777 |
14 | 3bbc9dd |
15 | 2821590 |
hex | 1b9ed57 |
28962135 has 48 divisors (see below), whose sum is σ = 53745120. Its totient is φ = 14426880.
The previous prime is 28962127. The next prime is 28962161. The reversal of 28962135 is 53126982.
28962135 is a `hidden beast` number, since 28 + 9 + 621 + 3 + 5 = 666.
It is not a de Polignac number, because 28962135 - 23 = 28962127 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28962135.
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 221020 + ... + 221150.
It is an arithmetic number, because the mean of its divisors is an integer number (1119690).
Almost surely, 228962135 is an apocalyptic number.
28962135 is a deficient number, since it is larger than the sum of its proper divisors (24782985).
28962135 is a wasteful number, since it uses less digits than its factorization.
28962135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193 (or 156 counting only the distinct ones).
The product of its digits is 25920, while the sum is 36.
The square root of 28962135 is about 5381.6479817989. The cubic root of 28962135 is about 307.0979079191.
The spelling of 28962135 in words is "twenty-eight million, nine hundred sixty-two thousand, one hundred thirty-five".
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