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3087228013 = 3101999527
BaseRepresentation
bin1011100000000011…
…0101110001101101
321222011011102200021
42320000311301231
522310312244023
61230202002141
7136335001522
oct27000656155
97864142607
103087228013
111344729111
12721aa6351
133a27a584c
14214031149
1513107435d
hexb8035c6d

3087228013 has 4 divisors (see below), whose sum is σ = 3087358560. Its totient is φ = 3087097468.

The previous prime is 3087227989. The next prime is 3087228017. The reversal of 3087228013 is 3108227803.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3087228013 - 25 = 3087227981 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3087228013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3087228017) 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, 18745 + ... + 80782.

It is an arithmetic number, because the mean of its divisors is an integer number (771839640).

Almost surely, 23087228013 is an apocalyptic number.

It is an amenable number.

3087228013 is a deficient number, since it is larger than the sum of its proper divisors (130547).

3087228013 is an equidigital number, since it uses as much as digits as its factorization.

3087228013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130546.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 3087228013 is about 55562.8294185960. The cubic root of 3087228013 is about 1456.0945245472.

It can be divided in two parts, 30872 and 28013, that added together give a palindrome (58885).

The spelling of 3087228013 in words is "three billion, eighty-seven million, two hundred twenty-eight thousand, thirteen".

Divisors: 1 31019 99527 3087228013