Search a number
-
+
180095 = 5181199
BaseRepresentation
bin101011111101111111
3100011001012
4223331333
521230340
63505435
71350026
oct537577
9304035
10180095
11113343
128827b
1363c86
14498bd
1538565
hex2bf7f

180095 has 8 divisors (see below), whose sum is σ = 218400. Its totient is φ = 142560.

The previous prime is 180077. The next prime is 180097. The reversal of 180095 is 590081.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-180095 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 180095.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806 + ... + 1004.

It is an arithmetic number, because the mean of its divisors is an integer number (27300).

2180095 is an apocalyptic number.

180095 is a deficient number, since it is larger than the sum of its proper divisors (38305).

180095 is a wasteful number, since it uses less digits than its factorization.

180095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 180095 is about 424.3760125172. The cubic root of 180095 is about 56.4720931440.

The spelling of 180095 in words is "one hundred eighty thousand, ninety-five".

Divisors: 1 5 181 199 905 995 36019 180095