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2828972 = 22838521
BaseRepresentation
bin1010110010101010101100
312022201121202
422302222230
51211011342
6140345032
733021506
oct12625254
95281552
102828972
1116624a3
12b45178
13780863
14538d76
153ad332
hex2b2aac

2828972 has 12 divisors (see below), whose sum is σ = 5010936. Its totient is φ = 1397280.

The previous prime is 2828971. The next prime is 2828989. The reversal of 2828972 is 2798282.

2828972 = T8 + T9 + ... + T256.

2828972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2828971) 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, 3929 + ... + 4592.

It is an arithmetic number, because the mean of its divisors is an integer number (417578).

22828972 is an apocalyptic number.

It is an amenable number.

2828972 is a deficient number, since it is larger than the sum of its proper divisors (2181964).

2828972 is a wasteful number, since it uses less digits than its factorization.

2828972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8608 (or 8606 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 2828972 is about 1681.9548150887. The cubic root of 2828972 is about 141.4304369085.

The spelling of 2828972 in words is "two million, eight hundred twenty-eight thousand, nine hundred seventy-two".

Divisors: 1 2 4 83 166 332 8521 17042 34084 707243 1414486 2828972