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160393 = 1071499
BaseRepresentation
bin100111001010001001
322011000111
4213022021
520113033
63234321
71235422
oct471211
9264014
10160393
11aa562
12789a1
135800c
1442649
15327cd
hex27289

160393 has 4 divisors (see below), whose sum is σ = 162000. Its totient is φ = 158788.

The previous prime is 160387. The next prime is 160397. The reversal of 160393 is 393061.

It is the 164-th star number.

160393 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

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: 393061 = 478363.

It is a de Polignac number, because none of the positive numbers 2k-160393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160397) 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, 643 + ... + 856.

It is an arithmetic number, because the mean of its divisors is an integer number (40500).

2160393 is an apocalyptic number.

It is an amenable number.

160393 is a deficient number, since it is larger than the sum of its proper divisors (1607).

160393 is a wasteful number, since it uses less digits than its factorization.

160393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 160393 is about 400.4909487117. The cubic root of 160393 is about 54.3327645777.

The spelling of 160393 in words is "one hundred sixty thousand, three hundred ninety-three".

Divisors: 1 107 1499 160393