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1313022012013 = 61914897142391
BaseRepresentation
bin10011000110110110001…
…101011110101001101101
311122112010202120012111101
4103012312031132221231
5133003032113341023
62443105522323101
7163601623645105
oct23066615365155
94575122505441
101313022012013
11466938771598
121925804b9491
1396a81c052aa
144779cc04205
152424c2741ad
hex131b635ea6d

1313022012013 has 8 divisors (see below), whose sum is σ = 1315240729920. Its totient is φ = 1310803609920.

The previous prime is 1313022011971. The next prime is 1313022012101. The reversal of 1313022012013 is 3102102203131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1313022012013 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 (1313022012413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9150048 + ... + 9292438.

It is an arithmetic number, because the mean of its divisors is an integer number (164405091240).

Almost surely, 21313022012013 is an apocalyptic number.

It is an amenable number.

1313022012013 is a deficient number, since it is larger than the sum of its proper divisors (2218717907).

1313022012013 is a wasteful number, since it uses less digits than its factorization.

1313022012013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157907.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1313022012013 its reverse (3102102203131), we get a palindrome (4415124215144).

The spelling of 1313022012013 in words is "one trillion, three hundred thirteen billion, twenty-two million, twelve thousand, thirteen".

Divisors: 1 619 14897 142391 9221243 88140029 2121198727 1313022012013