Search a number
-
+
160487 = 312167
BaseRepresentation
bin100111001011100111
322011010222
4213023213
520113422
63234555
71235615
oct471347
9264128
10160487
11aa638
1278a5b
1358082
14426b5
1532842
hex272e7

160487 has 6 divisors (see below), whose sum is σ = 166824. Its totient is φ = 154380.

The previous prime is 160483. The next prime is 160499. The reversal of 160487 is 784061.

It is not a de Polignac number, because 160487 - 22 = 160483 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 (160481) 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 in 5 ways as a sum of consecutive naturals, for example, 878 + ... + 1044.

It is an arithmetic number, because the mean of its divisors is an integer number (27804).

2160487 is an apocalyptic number.

160487 is a deficient number, since it is larger than the sum of its proper divisors (6337).

160487 is an equidigital number, since it uses as much as digits as its factorization.

160487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 160487 is about 400.6082874829. The cubic root of 160487 is about 54.3433766004.

Subtracting from 160487 its sum of digits (26), we obtain a triangular number (160461 = T566).

The spelling of 160487 in words is "one hundred sixty thousand, four hundred eighty-seven".

Divisors: 1 31 167 961 5177 160487