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13484717 = 109193641
BaseRepresentation
bin110011011100…
…001010101101
3221101002112222
4303130022231
511423002332
61201005125
7222422021
oct63341255
927332488
1013484717
1176802a4
1246237a5
132a41a2c
141b10381
1512b5712
hexcdc2ad

13484717 has 8 divisors (see below), whose sum is σ = 13700280. Its totient is φ = 13271040.

The previous prime is 13484683. The next prime is 13484719. The reversal of 13484717 is 71748431.

It can be written as a sum of positive squares in 4 ways, for example, as 4206601 + 9278116 = 2051^2 + 3046^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13484717 - 216 = 13419181 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 (13484719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20717 + ... + 21357.

It is an arithmetic number, because the mean of its divisors is an integer number (1712535).

Almost surely, 213484717 is an apocalyptic number.

It is an amenable number.

13484717 is a deficient number, since it is larger than the sum of its proper divisors (215563).

13484717 is a wasteful number, since it uses less digits than its factorization.

13484717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943.

The product of its digits is 18816, while the sum is 35.

The square root of 13484717 is about 3672.1542723584. The cubic root of 13484717 is about 238.0202710884.

The spelling of 13484717 in words is "thirteen million, four hundred eighty-four thousand, seven hundred seventeen".

Divisors: 1 109 193 641 21037 69869 123713 13484717