Search a number
-
+
68314 = 234157
BaseRepresentation
bin10000101011011010
310110201011
4100223122
54141224
61244134
7403111
oct205332
9113634
1068314
1147364
123364a
132512c
141ac78
1515394
hex10ada

68314 has 4 divisors (see below), whose sum is σ = 102474. Its totient is φ = 34156.

The previous prime is 68311. The next prime is 68329. The reversal of 68314 is 41386.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41386 = 220693.

It can be written as a sum of positive squares in only one way, i.e., 50625 + 17689 = 225^2 + 133^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (68311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17077 + ... + 17080.

268314 is an apocalyptic number.

68314 is a deficient number, since it is larger than the sum of its proper divisors (34160).

68314 is a wasteful number, since it uses less digits than its factorization.

68314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34159.

The product of its digits is 576, while the sum is 22.

The square root of 68314 is about 261.3694702906. The cubic root of 68314 is about 40.8792800401.

The spelling of 68314 in words is "sixty-eight thousand, three hundred fourteen".

Divisors: 1 2 34157 68314