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160231 is a prime number
BaseRepresentation
bin100111000111100111
322010210111
4213013213
520111411
63233451
71235101
oct470747
9263714
10160231
11aa425
1278887
1357c16
1442571
1532721
hex271e7

160231 has 2 divisors, whose sum is σ = 160232. Its totient is φ = 160230.

The previous prime is 160217. The next prime is 160243. The reversal of 160231 is 132061.

160231 is nontrivially palindromic in base 12.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 160231 - 213 = 152039 is a prime.

It is a super-2 number, since 2×1602312 = 51347946722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80115 + 80116.

It is an arithmetic number, because the mean of its divisors is an integer number (80116).

2160231 is an apocalyptic number.

160231 is a deficient number, since it is larger than the sum of its proper divisors (1).

160231 is an equidigital number, since it uses as much as digits as its factorization.

160231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 160231 is about 400.2886458545. The cubic root of 160231 is about 54.3144660383.

Adding to 160231 its reverse (132061), we get a palindrome (292292).

The spelling of 160231 in words is "one hundred sixty thousand, two hundred thirty-one".