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162113 = 723159
BaseRepresentation
bin100111100101000001
322020101012
4213211001
520141423
63250305
71243430
oct474501
9266335
10162113
11100886
1279995
1358a33
1443117
1533078
hex27941

162113 has 4 divisors (see below), whose sum is σ = 185280. Its totient is φ = 138948.

The previous prime is 162109. The next prime is 162119. The reversal of 162113 is 311261.

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: 311261 = 1492089.

It is a cyclic number.

It is not a de Polignac number, because 162113 - 22 = 162109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162119) 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, 11573 + ... + 11586.

It is an arithmetic number, because the mean of its divisors is an integer number (46320).

2162113 is an apocalyptic number.

It is an amenable number.

162113 is a deficient number, since it is larger than the sum of its proper divisors (23167).

162113 is an equidigital number, since it uses as much as digits as its factorization.

162113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23166.

The product of its digits is 36, while the sum is 14.

The square root of 162113 is about 402.6325868580. The cubic root of 162113 is about 54.5262898160.

Adding to 162113 its reverse (311261), we get a palindrome (473374).

The spelling of 162113 in words is "one hundred sixty-two thousand, one hundred thirteen".

Divisors: 1 7 23159 162113