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14311141 = 131100857
BaseRepresentation
bin110110100101…
…111011100101
3222221002012021
4312211323211
512130424031
61230423141
7232433305
oct66457345
928832167
1014311141
118095199
124961ab1
132c70c40
141c87605
1513ca511
hexda5ee5

14311141 has 4 divisors (see below), whose sum is σ = 15412012. Its totient is φ = 13210272.

The previous prime is 14311117. The next prime is 14311151. The reversal of 14311141 is 14111341.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2819041 + 11492100 = 1679^2 + 3390^2 .

It is a cyclic number.

It is not a de Polignac number, because 14311141 - 27 = 14311013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14311151) 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, 550416 + ... + 550441.

It is an arithmetic number, because the mean of its divisors is an integer number (3853003).

Almost surely, 214311141 is an apocalyptic number.

It is an amenable number.

14311141 is a deficient number, since it is larger than the sum of its proper divisors (1100871).

14311141 is a wasteful number, since it uses less digits than its factorization.

14311141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100870.

The product of its digits is 48, while the sum is 16.

The square root of 14311141 is about 3783.0068728460. The cubic root of 14311141 is about 242.7866225134.

Adding to 14311141 its reverse (14111341), we get a palindrome (28422482).

The spelling of 14311141 in words is "fourteen million, three hundred eleven thousand, one hundred forty-one".

Divisors: 1 13 1100857 14311141