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1311413030011 = 7187344718573
BaseRepresentation
bin10011000101010110010…
…011101100110001111011
311122100222121222110010101
4103011112103230301323
5132441233213430021
62442242124300231
7163514015555350
oct23052623546173
94570877873111
101311413030011
114661925155a7
121921b16a1677
1396886776136
1447689252627
15241a5d9da91
hex131564ecc7b

1311413030011 has 4 divisors (see below), whose sum is σ = 1498757748592. Its totient is φ = 1124068311432.

The previous prime is 1311413029981. The next prime is 1311413030017. The reversal of 1311413030011 is 1100303141131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1311413030011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1311413030017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93672359280 + ... + 93672359293.

It is an arithmetic number, because the mean of its divisors is an integer number (374689437148).

Almost surely, 21311413030011 is an apocalyptic number.

1311413030011 is a deficient number, since it is larger than the sum of its proper divisors (187344718581).

1311413030011 is an equidigital number, since it uses as much as digits as its factorization.

1311413030011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187344718580.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1311413030011 its reverse (1100303141131), we get a palindrome (2411716171142).

The spelling of 1311413030011 in words is "one trillion, three hundred eleven billion, four hundred thirteen million, thirty thousand, eleven".

Divisors: 1 7 187344718573 1311413030011