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3020232013 = 3122396731
BaseRepresentation
bin1011010000000101…
…0001010101001101
321210111002200102221
42310001101111031
522141134411023
61215410015341
7134562356101
oct26401212515
97714080387
103020232013
11130a92a017
12703577551
13391949446
14209191901
1512a23d85d
hexb405154d

3020232013 has 4 divisors (see below), whose sum is σ = 3020359968. Its totient is φ = 3020104060.

The previous prime is 3020232011. The next prime is 3020232031. The reversal of 3020232013 is 3102320203.

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 3020232013 - 21 = 3020232011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020232011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17143 + ... + 79588.

It is an arithmetic number, because the mean of its divisors is an integer number (755089992).

Almost surely, 23020232013 is an apocalyptic number.

It is an amenable number.

3020232013 is a deficient number, since it is larger than the sum of its proper divisors (127955).

3020232013 is an equidigital number, since it uses as much as digits as its factorization.

3020232013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127954.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3020232013 is about 54956.6375699969. The cubic root of 3020232013 is about 1445.4844881865.

Adding to 3020232013 its reverse (3102320203), we get a palindrome (6122552216).

The spelling of 3020232013 in words is "three billion, twenty million, two hundred thirty-two thousand, thirteen".

Divisors: 1 31223 96731 3020232013