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13092193 = 17770129
BaseRepresentation
bin110001111100…
…010101100001
3220122011010001
4301330111201
511322422233
61144340001
7216165442
oct61742541
926564101
1013092193
1174323a4
124474601
13293517a
141a4b2c9
15123927d
hexc7c561

13092193 has 4 divisors (see below), whose sum is σ = 13862340. Its totient is φ = 12322048.

The previous prime is 13092173. The next prime is 13092203. The reversal of 13092193 is 39129031.

13092193 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: 39129031 = 47981689.

It can be written as a sum of positive squares in 2 ways, for example, as 10969344 + 2122849 = 3312^2 + 1457^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13092193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13092143) 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, 385048 + ... + 385081.

It is an arithmetic number, because the mean of its divisors is an integer number (3465585).

Almost surely, 213092193 is an apocalyptic number.

It is an amenable number.

13092193 is a deficient number, since it is larger than the sum of its proper divisors (770147).

13092193 is an equidigital number, since it uses as much as digits as its factorization.

13092193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770146.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 13092193 is about 3618.3135574463. The cubic root of 13092193 is about 235.6879974006.

The spelling of 13092193 in words is "thirteen million, ninety-two thousand, one hundred ninety-three".

Divisors: 1 17 770129 13092193