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13116116 = 2213252233
BaseRepresentation
bin110010000010…
…001011010100
3220200100221002
4302002023110
511324203431
61145042432
7216325256
oct62021324
926610832
1013116116
117449372
124486418
132943020
141a55cd6
1512413cb
hexc822d4

13116116 has 12 divisors (see below), whose sum is σ = 24718932. Its totient is φ = 6053568.

The previous prime is 13116107. The next prime is 13116119. The reversal of 13116116 is 61161131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3168400 + 9947716 = 1780^2 + 3154^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13116119) 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, 126065 + ... + 126168.

It is an arithmetic number, because the mean of its divisors is an integer number (2059911).

Almost surely, 213116116 is an apocalyptic number.

It is an amenable number.

13116116 is a deficient number, since it is larger than the sum of its proper divisors (11602816).

13116116 is a wasteful number, since it uses less digits than its factorization.

13116116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252250 (or 252248 counting only the distinct ones).

The product of its digits is 108, while the sum is 20.

The square root of 13116116 is about 3621.6178705104. The cubic root of 13116116 is about 235.8314654243.

Adding to 13116116 its reverse (61161131), we get a palindrome (74277247).

The spelling of 13116116 in words is "thirteen million, one hundred sixteen thousand, one hundred sixteen".

Divisors: 1 2 4 13 26 52 252233 504466 1008932 3279029 6558058 13116116