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3000873 = 31000291
BaseRepresentation
bin1011011100101000101001
312122110102110
423130220221
51232011443
6144152533
734335621
oct13345051
95573373
103000873
11176a667
121008749
13810b85
14581881
153e4233
hex2dca29

3000873 has 4 divisors (see below), whose sum is σ = 4001168. Its totient is φ = 2000580.

The previous prime is 3000869. The next prime is 3000887. The reversal of 3000873 is 3780003.

3000873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3000873 - 22 = 3000869 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3000073) 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, 500143 + ... + 500148.

It is an arithmetic number, because the mean of its divisors is an integer number (1000292).

Almost surely, 23000873 is an apocalyptic number.

It is an amenable number.

3000873 is a deficient number, since it is larger than the sum of its proper divisors (1000295).

3000873 is a wasteful number, since it uses less digits than its factorization.

3000873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000294.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 3000873 is about 1732.3028026301. The cubic root of 3000873 is about 144.2389454948.

Adding to 3000873 its reverse (3780003), we get a palindrome (6780876).

The spelling of 3000873 in words is "three million, eight hundred seventy-three", and thus it is an aban number.

Divisors: 1 3 1000291 3000873