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1313000413 = 4727936179
BaseRepresentation
bin100111001000010…
…1100101111011101
310101111122022221221
41032100230233131
510142112003123
6334142053341
744352214354
oct11620545735
93344568857
101313000413
1161417770a
1230787a251
1317c03a42a
14c654699b
157a40c25d
hex4e42cbdd

1313000413 has 4 divisors (see below), whose sum is σ = 1340936640. Its totient is φ = 1285064188.

The previous prime is 1313000401. The next prime is 1313000419. The reversal of 1313000413 is 3140003131.

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 an emirpimes, since its reverse is a distinct semiprime: 3140003131 = 11003285377.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1313000413 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 (1313000419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13968043 + ... + 13968136.

It is an arithmetic number, because the mean of its divisors is an integer number (335234160).

Almost surely, 21313000413 is an apocalyptic number.

It is an amenable number.

1313000413 is a deficient number, since it is larger than the sum of its proper divisors (27936227).

1313000413 is an equidigital number, since it uses as much as digits as its factorization.

1313000413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27936226.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1313000413 is about 36235.3475628426. The cubic root of 1313000413 is about 1095.0189144860.

Adding to 1313000413 its reverse (3140003131), we get a palindrome (4453003544).

The spelling of 1313000413 in words is "one billion, three hundred thirteen million, four hundred thirteen", and thus it is an aban number.

Divisors: 1 47 27936179 1313000413