Search a number
-
+
2853091 = 6414451
BaseRepresentation
bin1010111000100011100011
312100221201001
422320203203
51212244331
6141052431
733152023
oct12704343
95327631
102853091
11167962a
12b57117
1378b827
14543a83
153b5561
hex2b88e3

2853091 has 4 divisors (see below), whose sum is σ = 2858184. Its totient is φ = 2848000.

The previous prime is 2853083. The next prime is 2853101. The reversal of 2853091 is 1903582.

2853091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1903582 = 2951791.

It is a cyclic number.

It is not a de Polignac number, because 2853091 - 23 = 2853083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2853001) 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 3 ways as a sum of consecutive naturals, for example, 1585 + ... + 2866.

It is an arithmetic number, because the mean of its divisors is an integer number (714546).

22853091 is an apocalyptic number.

2853091 is a deficient number, since it is larger than the sum of its proper divisors (5093).

2853091 is an equidigital number, since it uses as much as digits as its factorization.

2853091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5092.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 2853091 is about 1689.1095287162. The cubic root of 2853091 is about 141.8312317524.

The spelling of 2853091 in words is "two million, eight hundred fifty-three thousand, ninety-one".

Divisors: 1 641 4451 2853091