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1330413013 = 1778259589
BaseRepresentation
bin100111101001100…
…0111110111010101
310102201101222120001
41033103013313111
510211041204023
6340003211301
744653216066
oct11723076725
93381358501
101330413013
11622a8aa96
12311676b31
13182825c47
14c899a56d
157bbeb6ad
hex4f4c7dd5

1330413013 has 4 divisors (see below), whose sum is σ = 1408672620. Its totient is φ = 1252153408.

The previous prime is 1330412987. The next prime is 1330413017. The reversal of 1330413013 is 3103140331.

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 432931249 + 897481764 = 20807^2 + 29958^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330413013 - 225 = 1296858581 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 (1330413017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39129778 + ... + 39129811.

It is an arithmetic number, because the mean of its divisors is an integer number (352168155).

Almost surely, 21330413013 is an apocalyptic number.

It is an amenable number.

1330413013 is a deficient number, since it is larger than the sum of its proper divisors (78259607).

1330413013 is an equidigital number, since it uses as much as digits as its factorization.

1330413013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78259606.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1330413013 is about 36474.8271140522. The cubic root of 1330413013 is about 1099.8382718153.

Adding to 1330413013 its reverse (3103140331), we get a palindrome (4433553344).

The spelling of 1330413013 in words is "one billion, three hundred thirty million, four hundred thirteen thousand, thirteen".

Divisors: 1 17 78259589 1330413013