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2001014311311 = 32350816337759
BaseRepresentation
bin11101000111100101101…
…111110100100110001111
321002021222010110012111200
4131013211233310212033
5230241034130430221
64131130413120543
7264366000002631
oct35074557644617
97067863405450
102001014311311
117016974599a4
12283987789153
13116905742592
146cbc7484a51
15370b7089426
hex1d1e5bf498f

2001014311311 has 12 divisors (see below), whose sum is σ = 2890436852160. Its totient is φ = 1333971303840.

The previous prime is 2001014311229. The next prime is 2001014311327. The reversal of 2001014311311 is 1131134101002.

It is a happy number.

2001014311311 is a `hidden beast` number, since 2 + 0 + 0 + 101 + 431 + 131 + 1 = 666.

It is not a de Polignac number, because 2001014311311 - 211 = 2001014309263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001014311391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2853151 + ... + 3484608.

It is an arithmetic number, because the mean of its divisors is an integer number (240869737680).

Almost surely, 22001014311311 is an apocalyptic number.

2001014311311 is a deficient number, since it is larger than the sum of its proper divisors (889422540849).

2001014311311 is a wasteful number, since it uses less digits than its factorization.

2001014311311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6372846 (or 6372843 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 2001014311311 its reverse (1131134101002), we get a palindrome (3132148412313).

It can be divided in two parts, 2001014 and 311311, that added together give a triangular number (2312325 = T2150).

The spelling of 2001014311311 in words is "two trillion, one billion, fourteen million, three hundred eleven thousand, three hundred eleven".

Divisors: 1 3 9 35081 105243 315729 6337759 19013277 57039831 222334923479 667004770437 2001014311311