Base | Representation |
---|---|
bin | 110110001010… |
… | …0011010010001 |
3 | 1222102121211100 |
4 | 1230110122101 |
5 | 24232121103 |
6 | 2452335013 |
7 | 463232463 |
oct | 154243221 |
9 | 58377740 |
10 | 28395153 |
11 | 15034776 |
12 | 9614469 |
13 | 5b62687 |
14 | 3ab2133 |
15 | 275d5a3 |
hex | 1b14691 |
28395153 has 6 divisors (see below), whose sum is σ = 41015234. Its totient is φ = 18930096.
The previous prime is 28395149. The next prime is 28395161. The reversal of 28395153 is 35159382.
It can be written as a sum of positive squares in only one way, i.e., 28387584 + 7569 = 5328^2 + 87^2 .
It is not a de Polignac number, because 28395153 - 22 = 28395149 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28395113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1577500 + ... + 1577517.
Almost surely, 228395153 is an apocalyptic number.
It is an amenable number.
28395153 is a deficient number, since it is larger than the sum of its proper divisors (12620081).
28395153 is a wasteful number, since it uses less digits than its factorization.
28395153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3155023 (or 3155020 counting only the distinct ones).
The product of its digits is 32400, while the sum is 36.
The square root of 28395153 is about 5328.7102567132. The cubic root of 28395153 is about 305.0807024641.
The spelling of 28395153 in words is "twenty-eight million, three hundred ninety-five thousand, one hundred fifty-three".
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