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12134017 = 72247633
BaseRepresentation
bin101110010010…
…011010000001
3211211110202001
4232102122001
511101242032
61112024001
7205065100
oct56223201
924743661
1012134017
116938515
124092001
13268acbc
14187c037
1510ea3e7
hexb92681

12134017 has 6 divisors (see below), whose sum is σ = 14115138. Its totient is φ = 10400544.

The previous prime is 12134011. The next prime is 12134029. The reversal of 12134017 is 71043121.

It can be written as a sum of positive squares in only one way, i.e., 9144576 + 2989441 = 3024^2 + 1729^2 .

It is not a de Polignac number, because 12134017 - 27 = 12133889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12133985 and 12134003.

It is not an unprimeable number, because it can be changed into a prime (12134011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123768 + ... + 123865.

It is an arithmetic number, because the mean of its divisors is an integer number (2352523).

Almost surely, 212134017 is an apocalyptic number.

It is an amenable number.

12134017 is a deficient number, since it is larger than the sum of its proper divisors (1981121).

12134017 is an equidigital number, since it uses as much as digits as its factorization.

12134017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247647 (or 247640 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 12134017 is about 3483.3915944091. The cubic root of 12134017 is about 229.7919795272.

Adding to 12134017 its reverse (71043121), we get a palindrome (83177138).

The spelling of 12134017 in words is "twelve million, one hundred thirty-four thousand, seventeen".

Divisors: 1 7 49 247633 1733431 12134017