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13031301 = 328315349
BaseRepresentation
bin110001101101…
…011110000101
3220112001120210
4301231132011
511314000201
61143150033
7215523063
oct61553605
926461523
1013031301
1173a0678
124445319
13291353a
141a33033
1512261d6
hexc6d785

13031301 has 8 divisors (see below), whose sum is σ = 17437600. Its totient is φ = 8656272.

The previous prime is 13031261. The next prime is 13031309. The reversal of 13031301 is 10313031.

13031301 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13031301 - 211 = 13029253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13031309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6826 + ... + 8523.

It is an arithmetic number, because the mean of its divisors is an integer number (2179700).

Almost surely, 213031301 is an apocalyptic number.

It is an amenable number.

13031301 is a deficient number, since it is larger than the sum of its proper divisors (4406299).

13031301 is a wasteful number, since it uses less digits than its factorization.

13031301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15635.

The product of its (nonzero) digits is 27, while the sum is 12.

The square root of 13031301 is about 3609.8893334838. The cubic root of 13031301 is about 235.3220332235.

Adding to 13031301 its reverse (10313031), we get a palindrome (23344332).

The spelling of 13031301 in words is "thirteen million, thirty-one thousand, three hundred one".

Divisors: 1 3 283 849 15349 46047 4343767 13031301