Search a number
-
+
8195065 = 57920747
BaseRepresentation
bin11111010000101111111001
3120102100111221
4133100233321
54044220230
6451352041
7126441214
oct37205771
916370457
108195065
11469808a
1228b2621
13190c168
14113477b
15abd27a
hex7d0bf9

8195065 has 8 divisors (see below), whose sum is σ = 9959040. Its totient is φ = 6472752.

The previous prime is 8195059. The next prime is 8195087. The reversal of 8195065 is 5605918.

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

It is a cyclic number.

It is not a de Polignac number, because 8195065 - 27 = 8194937 is a prime.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 8195065.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9979 + ... + 10768.

It is an arithmetic number, because the mean of its divisors is an integer number (1244880).

Almost surely, 28195065 is an apocalyptic number.

It is an amenable number.

8195065 is a deficient number, since it is larger than the sum of its proper divisors (1763975).

8195065 is a wasteful number, since it uses less digits than its factorization.

8195065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20831.

The product of its (nonzero) digits is 10800, while the sum is 34.

The square root of 8195065 is about 2862.7023945915. The cubic root of 8195065 is about 201.6125058511.

The spelling of 8195065 in words is "eight million, one hundred ninety-five thousand, sixty-five".

Divisors: 1 5 79 395 20747 103735 1639013 8195065