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7195 = 51439
BaseRepresentation
bin1110000011011
3100212111
41300123
5212240
653151
726656
oct16033
910774
107195
115451
1241b7
133376
14289d
1521ea
hex1c1b

7195 has 4 divisors (see below), whose sum is σ = 8640. Its totient is φ = 5752.

The previous prime is 7193. The next prime is 7207. The reversal of 7195 is 5917.

It can be divided in two parts, 7 and 195, that added together give a palindrome (202).

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5917 = 6197.

It is a cyclic number.

It is not a de Polignac number, because 7195 - 21 = 7193 is a prime.

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 an Ulam number.

7195 is a lucky number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (7193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 715 + ... + 724.

It is an arithmetic number, because the mean of its divisors is an integer number (2160).

27195 is an apocalyptic number.

7195 is a deficient number, since it is larger than the sum of its proper divisors (1445).

7195 is a wasteful number, since it uses less digits than its factorization.

7195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444.

The product of its digits is 315, while the sum is 22.

The square root of 7195 is about 84.8233458430. The cubic root of 7195 is about 19.3053167988.

The spelling of 7195 in words is "seven thousand, one hundred ninety-five".

Divisors: 1 5 1439 7195