Base | Representation |
---|---|
bin | 110101100000… |
… | …0110101110101 |
3 | 1221210020021120 |
4 | 1223000311311 |
5 | 24140142403 |
6 | 2441134153 |
7 | 460305513 |
oct | 153006565 |
9 | 57706246 |
10 | 28052853 |
11 | 14920584 |
12 | 948a359 |
13 | 5a7292a |
14 | 3a234b3 |
15 | 26e1e53 |
hex | 1ac0d75 |
28052853 has 4 divisors (see below), whose sum is σ = 37403808. Its totient is φ = 18701900.
The previous prime is 28052837. The next prime is 28052867. The reversal of 28052853 is 35825082.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 28052853 - 24 = 28052837 is a prime.
It is a super-2 number, since 2×280528532 = 1573925122879218, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28052803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4675473 + ... + 4675478.
It is an arithmetic number, because the mean of its divisors is an integer number (9350952).
Almost surely, 228052853 is an apocalyptic number.
It is an amenable number.
28052853 is a deficient number, since it is larger than the sum of its proper divisors (9350955).
28052853 is an equidigital number, since it uses as much as digits as its factorization.
28052853 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9350954.
The product of its (nonzero) digits is 19200, while the sum is 33.
The square root of 28052853 is about 5296.4944066807. The cubic root of 28052853 is about 303.8498399974.
The spelling of 28052853 in words is "twenty-eight million, fifty-two thousand, eight hundred fifty-three".
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