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BaseRepresentation
bin11000110100010000…
…11100001010011101
31021101112011212212212
430122020130022131
5204241232301023
610042021010205
7651110240261
oct143210341235
937345155785
1013323322013
115717739031
1226b9b53965
131344376cc1
149056900a1
1552ea1ae78
hex31a21c29d

13323322013 has 4 divisors (see below), whose sum is σ = 13782746940. Its totient is φ = 12863897088.

The previous prime is 13323321959. The next prime is 13323322069. The reversal of 13323322013 is 31022332331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6112425124 + 7210896889 = 78182^2 + 84917^2 .

It is a cyclic number.

It is not a de Polignac number, because 13323322013 - 222 = 13319127709 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 13323322013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13323322513) 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, 229712420 + ... + 229712477.

It is an arithmetic number, because the mean of its divisors is an integer number (3445686735).

Almost surely, 213323322013 is an apocalyptic number.

It is an amenable number.

13323322013 is a deficient number, since it is larger than the sum of its proper divisors (459424927).

13323322013 is an equidigital number, since it uses as much as digits as its factorization.

13323322013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459424926.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 13323322013 its reverse (31022332331), we get a palindrome (44345654344).

The spelling of 13323322013 in words is "thirteen billion, three hundred twenty-three million, three hundred twenty-two thousand, thirteen".

Divisors: 1 29 459424897 13323322013