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160013 = 722859
BaseRepresentation
bin100111000100001101
322010111102
4213010031
520110023
63232445
71234340
oct470415
9263442
10160013
11aa247
1278725
1357aa9
1442457
1532628
hex2710d

160013 has 4 divisors (see below), whose sum is σ = 182880. Its totient is φ = 137148.

The previous prime is 160009. The next prime is 160019. The reversal of 160013 is 310061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 310061 = 1916319.

It is a cyclic number.

It is not a de Polignac number, because 160013 - 22 = 160009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 159976 and 160003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160019) 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, 11423 + ... + 11436.

It is an arithmetic number, because the mean of its divisors is an integer number (45720).

2160013 is an apocalyptic number.

It is an amenable number.

160013 is a deficient number, since it is larger than the sum of its proper divisors (22867).

160013 is an equidigital number, since it uses as much as digits as its factorization.

160013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22866.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 160013 is about 400.0162496699. The cubic root of 160013 is about 54.2898226016.

Adding to 160013 its reverse (310061), we get a palindrome (470074).

The spelling of 160013 in words is "one hundred sixty thousand, thirteen".

Divisors: 1 7 22859 160013