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1313302213213 = 31151492796527
BaseRepresentation
bin10011000111000110111…
…010010111001001011101
311122112212021210220021121
4103013012322113021131
5133004120331310323
62443153412130541
7163611565424164
oct23070672271135
94575767726247
101313302213213
11466a71952931
1219263a306a51
1396ac7c90413
14477c81023db
1524266b71a5d
hex131c6e9725d

1313302213213 has 8 divisors (see below), whose sum is σ = 1355756774400. Its totient is φ = 1270853275440.

The previous prime is 1313302213211. The next prime is 1313302213247. The reversal of 1313302213213 is 3123122033131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313302213213 - 21 = 1313302213211 is a prime.

It is a super-2 number, since 2×13133022132132 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313302213211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 928645 + ... + 1867882.

It is an arithmetic number, because the mean of its divisors is an integer number (169469596800).

Almost surely, 21313302213213 is an apocalyptic number.

It is an amenable number.

1313302213213 is a deficient number, since it is larger than the sum of its proper divisors (42454561187).

1313302213213 is a wasteful number, since it uses less digits than its factorization.

1313302213213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811707.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1313302213213 its reverse (3123122033131), we get a palindrome (4436424246344).

The spelling of 1313302213213 in words is "one trillion, three hundred thirteen billion, three hundred two million, two hundred thirteen thousand, two hundred thirteen".

Divisors: 1 31 15149 469619 2796527 86692337 42364587523 1313302213213