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2904828 = 223242069
BaseRepresentation
bin1011000101001011111100
312110120200020
423011023330
51220423303
6142132140
733455613
oct13051374
95416606
102904828
111704493
12b81050
137a9244
1455887a
153c5a53
hex2c52fc

2904828 has 12 divisors (see below), whose sum is σ = 6777960. Its totient is φ = 968272.

The previous prime is 2904827. The next prime is 2904829. The reversal of 2904828 is 8284092.

It is an interprime number because it is at equal distance from previous prime (2904827) and next prime (2904829).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2904821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121023 + ... + 121046.

It is an arithmetic number, because the mean of its divisors is an integer number (564830).

22904828 is an apocalyptic number.

It is an amenable number.

2904828 is an abundant number, since it is smaller than the sum of its proper divisors (3873132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2904828 is a wasteful number, since it uses less digits than its factorization.

2904828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242076 (or 242074 counting only the distinct ones).

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

The square root of 2904828 is about 1704.3555966992. The cubic root of 2904828 is about 142.6834080372.

The spelling of 2904828 in words is "two million, nine hundred four thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 12 242069 484138 726207 968276 1452414 2904828