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2830148 = 224117257
BaseRepresentation
bin1010110010111101000100
312022210020022
422302331010
51211031043
6140354312
733025106
oct12627504
95283208
102830148
111663372
12b45998
13781259
14539576
153ad868
hex2b2f44

2830148 has 12 divisors (see below), whose sum is σ = 5073852. Its totient is φ = 1380480.

The previous prime is 2830141. The next prime is 2830151. The reversal of 2830148 is 8410382.

2830148 is digitally balanced in base 2, 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 2 ways, for example, as 114244 + 2715904 = 338^2 + 1648^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2830141) 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, 8465 + ... + 8792.

It is an arithmetic number, because the mean of its divisors is an integer number (422821).

22830148 is an apocalyptic number.

It is an amenable number.

2830148 is a deficient number, since it is larger than the sum of its proper divisors (2243704).

2830148 is a wasteful number, since it uses less digits than its factorization.

2830148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17302 (or 17300 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 2830148 is about 1682.3043719850. The cubic root of 2830148 is about 141.4500316767.

The spelling of 2830148 in words is "two million, eight hundred thirty thousand, one hundred forty-eight".

Divisors: 1 2 4 41 82 164 17257 34514 69028 707537 1415074 2830148