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3168013 = 26911777
BaseRepresentation
bin1100000101011100001101
312221221200211
430011130031
51302334023
6151522421
735633122
oct14053415
95857624
103168013
1118741a2
121089411
1386bc84
145c6749
15428a0d
hex30570d

3168013 has 4 divisors (see below), whose sum is σ = 3180060. Its totient is φ = 3155968.

The previous prime is 3168007. The next prime is 3168017. The reversal of 3168013 is 3108613.

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 1085764 + 2082249 = 1042^2 + 1443^2 .

It is a cyclic number.

It is not a de Polignac number, because 3168013 - 29 = 3167501 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 (3168017) 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, 5620 + ... + 6157.

It is an arithmetic number, because the mean of its divisors is an integer number (795015).

Almost surely, 23168013 is an apocalyptic number.

It is an amenable number.

3168013 is a deficient number, since it is larger than the sum of its proper divisors (12047).

3168013 is a wasteful number, since it uses less digits than its factorization.

3168013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12046.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 3168013 is about 1779.8912888151. The cubic root of 3168013 is about 146.8686101340.

The spelling of 3168013 in words is "three million, one hundred sixty-eight thousand, thirteen".

Divisors: 1 269 11777 3168013