• 295 can be written using four 4's:
295 has 4 divisors (see below), whose sum is σ = 360. Its totient is φ = 232.
The previous prime is 293. The next prime is 307. The reversal of 295 is 592.
295 is nontrivially palindromic in base 14.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 295 - 21 = 293 is a prime.
295 is an undulating number in base 14.
It is a plaindrome in base 8, base 9, base 11, base 13, base 15 and base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (293) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25 + ... + 34.
It is an arithmetic number, because the mean of its divisors is an integer number (90).
295 is a deficient number, since it is larger than the sum of its proper divisors (65).
295 is an equidigital number, since it uses as much as digits as its factorization.
295 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64.
The product of its digits is 90, while the sum is 16.
The square root of 295 is about 17.1755640373. The cubic root of 295 is about 6.6569302316.
It can be divided in two parts, 2 and 95, that multiplied together give a triangular number (190 = T19).
The spelling of 295 in words is "two hundred ninety-five", and thus it is an aban number.
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