Search a number
201084 = 223131289
BaseRepresentation
bin110001000101111100
3101012211120
4301011330
522413314
64150540
71465152
oct610574
9335746
10201084
11128094
1298450
13706b0
14533d2
153e8a9
hex3117c

201084 has 24 divisors (see below), whose sum is σ = 505680. Its totient is φ = 61824.

The previous prime is 201073. The next prime is 201101. The reversal of 201084 is 480102.

201084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 201084.

It is an unprimeable number.

201084 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489 + ... + 800.

It is an arithmetic number, because the mean of its divisors is an integer number (21070).

2201084 is an apocalyptic number.

It is an amenable number.

201084 is an abundant number, since it is smaller than the sum of its proper divisors (304596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201084 is a wasteful number, since it uses less digits than its factorization.

201084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309 (or 1307 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 201084 is about 448.4239065884. The cubic root of 201084 is about 58.5858189621.

Adding to 201084 its reverse (480102), we get a palindrome (681186).

The spelling of 201084 in words is "two hundred one thousand, eighty-four".