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1313402535311 = 23132137432161
BaseRepresentation
bin10011000111001100111…
…001000011110110001111
311122120010021120210022212
4103013030321003312033
5133004322022112221
62443211354301035
7163614224230346
oct23071471036617
94576107523285
101313402535311
11467013544359
12192667a2777b
1396b129b76c9
14477d7578b5d
152427088bb5b
hex131cce43d8f

1313402535311 has 8 divisors (see below), whose sum is σ = 1370520536544. Its totient is φ = 1256285662720.

The previous prime is 1313402535307. The next prime is 1313402535349. The reversal of 1313402535311 is 1135352043131.

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 1313402535311 - 22 = 1313402535307 is a prime.

It is a super-4 number, since 4×13134025353114 (a number of 50 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313402595311) 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, 2823071 + ... + 3255231.

It is an arithmetic number, because the mean of its divisors is an integer number (171315067068).

Almost surely, 21313402535311 is an apocalyptic number.

1313402535311 is a deficient number, since it is larger than the sum of its proper divisors (57118001233).

1313402535311 is a wasteful number, since it uses less digits than its factorization.

1313402535311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564321.

The product of its (nonzero) digits is 16200, while the sum is 32.

Adding to 1313402535311 its reverse (1135352043131), we get a palindrome (2448754578442).

The spelling of 1313402535311 in words is "one trillion, three hundred thirteen billion, four hundred two million, five hundred thirty-five thousand, three hundred eleven".

Divisors: 1 23 132137 432161 3039151 9939703 57104458057 1313402535311