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2808196 = 221761677
BaseRepresentation
bin1010101101100110000100
312021200010021
422231212010
51204330241
6140104524
732604106
oct12554604
95250107
102808196
111648926
12b35144
13774271
14531576
153a70d1
hex2ad984

2808196 has 24 divisors (see below), whose sum is σ = 5296536. Its totient is φ = 1297920.

The previous prime is 2808193. The next prime is 2808229. The reversal of 2808196 is 6918082.

2808196 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 876096 + 1932100 = 936^2 + 1390^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (2808193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3810 + ... + 4486.

It is an arithmetic number, because the mean of its divisors is an integer number (220689).

22808196 is an apocalyptic number.

It is an amenable number.

2808196 is a deficient number, since it is larger than the sum of its proper divisors (2488340).

2808196 is a wasteful number, since it uses less digits than its factorization.

2808196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759 (or 757 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 2808196 is about 1675.7672869465. The cubic root of 2808196 is about 141.0833636769.

The spelling of 2808196 in words is "two million, eight hundred eight thousand, one hundred ninety-six".

Divisors: 1 2 4 17 34 61 68 122 244 677 1037 1354 2074 2708 4148 11509 23018 41297 46036 82594 165188 702049 1404098 2808196