Search a number
-
+
2828229 = 3979719
BaseRepresentation
bin1010110010011111000101
312022200121020
422302133011
51211000404
6140341353
733016365
oct12623705
95280536
102828229
111661988
12b44859
13780411
145389a5
153aced9
hex2b27c5

2828229 has 8 divisors (see below), whose sum is σ = 3810240. Its totient is φ = 1865856.

The previous prime is 2828219. The next prime is 2828237. The reversal of 2828229 is 9228282.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2828229 - 25 = 2828197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2828229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2828209) 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, 4569 + ... + 5150.

It is an arithmetic number, because the mean of its divisors is an integer number (476280).

22828229 is an apocalyptic number.

It is an amenable number.

2828229 is a deficient number, since it is larger than the sum of its proper divisors (982011).

2828229 is an equidigital number, since it uses as much as digits as its factorization.

2828229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9819.

The product of its digits is 9216, while the sum is 33.

The square root of 2828229 is about 1681.7339266364. The cubic root of 2828229 is about 141.4180540811.

The spelling of 2828229 in words is "two million, eight hundred twenty-eight thousand, two hundred twenty-nine".

Divisors: 1 3 97 291 9719 29157 942743 2828229