Search a number
BaseRepresentation
bin10011111010011
3111222121
42133103
5311240
6115111
741503
oct23723
914877
1010195
117729
125a97
134843
143a03
15304a
hex27d3

10195 has 4 divisors (see below), whose sum is σ = 12240. Its totient is φ = 8152.

The previous prime is 10193. The next prime is 10211. The reversal of 10195 is 59101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59101 = 78443.

It is a cyclic number.

It is not a de Polignac number, because 10195 - 21 = 10193 is a prime.

10195 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1015 + ... + 1024.

It is an arithmetic number, because the mean of its divisors is an integer number (3060).

10195 is a deficient number, since it is larger than the sum of its proper divisors (2045).

10195 is an equidigital number, since it uses as much as digits as its factorization.

10195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 10195 is about 100.9702926608. The cubic root of 10195 is about 21.6834846412.

Adding to 10195 its reverse (59101), we get a palindrome (69296).

It can be divided in two parts, 1019 and 5, that added together give a 10-th power (1024 = 210).

The spelling of 10195 in words is "ten thousand, one hundred ninety-five".

Divisors: 1 5 2039 10195