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3087039 = 31029013
BaseRepresentation
bin1011110001101010111111
312210211121210
423301222333
51242241124
6150055503
735145054
oct13615277
95724553
103087039
11181937a
12104a593
13841167
145a502b
1540ea29
hex2f1abf

3087039 has 4 divisors (see below), whose sum is σ = 4116056. Its totient is φ = 2058024.

The previous prime is 3087031. The next prime is 3087053. The reversal of 3087039 is 9307803.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9307803 = 33102601.

It is not a de Polignac number, because 3087039 - 23 = 3087031 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3086997 and 3087015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3087031) 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, 514504 + ... + 514509.

It is an arithmetic number, because the mean of its divisors is an integer number (1029014).

Almost surely, 23087039 is an apocalyptic number.

3087039 is a deficient number, since it is larger than the sum of its proper divisors (1029017).

3087039 is a wasteful number, since it uses less digits than its factorization.

3087039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029016.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 3087039 is about 1756.9971542379. The cubic root of 3087039 is about 145.6064807877.

The spelling of 3087039 in words is "three million, eighty-seven thousand, thirty-nine".

Divisors: 1 3 1029013 3087039