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BaseRepresentation
bin101111001101000001
3100211012221
4233031001
522141340
64051041
71433455
oct571501
9324187
10193345
11122299
1293a81
136a009
1450665
153c44a
hex2f341

193345 has 4 divisors (see below), whose sum is σ = 232020. Its totient is φ = 154672.

The previous prime is 193337. The next prime is 193357. The reversal of 193345 is 543391.

193345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543391 = 4312637.

It can be written as a sum of positive squares in 2 ways, for example, as 46656 + 146689 = 216^2 + 383^2 .

It is a cyclic number.

It is not a de Polignac number, because 193345 - 23 = 193337 is a prime.

It is a plaindrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19330 + ... + 19339.

It is an arithmetic number, because the mean of its divisors is an integer number (58005).

2193345 is an apocalyptic number.

It is an amenable number.

193345 is a deficient number, since it is larger than the sum of its proper divisors (38675).

193345 is an equidigital number, since it uses as much as digits as its factorization.

193345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38674.

The product of its digits is 1620, while the sum is 25.

The square root of 193345 is about 439.7101317914. The cubic root of 193345 is about 57.8243795894.

It can be divided in two parts, 19 and 3345, that added together give a square (3364 = 582).

The spelling of 193345 in words is "one hundred ninety-three thousand, three hundred forty-five".

Divisors: 1 5 38669 193345