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1311430413341 = 7963112630389
BaseRepresentation
bin10011000101010111010…
…110000000110000011101
311122101000211200121120102
4103011113112000300131
5132441302141211331
62442243545030445
7163514316405536
oct23052726006035
94571024617512
101311430413341
114661a1308994
121921b7485425
139688a251529
144768b69968d
15241a76844cb
hex13157580c1d

1311430413341 has 8 divisors (see below), whose sum is σ = 1328241734400. Its totient is φ = 1294624365840.

The previous prime is 1311430413253. The next prime is 1311430413413. The reversal of 1311430413341 is 1433140341131.

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 1311430413341 - 218 = 1311430151197 is a prime.

It is a super-2 number, since 2×13114304133412 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311430413541) 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, 816626 + ... + 1813763.

It is an arithmetic number, because the mean of its divisors is an integer number (166030216800).

Almost surely, 21311430413341 is an apocalyptic number.

It is an amenable number.

1311430413341 is a deficient number, since it is larger than the sum of its proper divisors (16811321059).

1311430413341 is an equidigital number, since it uses as much as digits as its factorization.

1311430413341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636779.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 1311430413341 its reverse (1433140341131), we get a palindrome (2744570754472).

The spelling of 1311430413341 in words is "one trillion, three hundred eleven billion, four hundred thirty million, four hundred thirteen thousand, three hundred forty-one".

Divisors: 1 79 6311 498569 2630389 207800731 16600384979 1311430413341