Search a number
-
+
13013357 = 718110271
BaseRepresentation
bin110001101001…
…000101101101
3220111010222012
4301221011231
511312411412
61142531005
7215416550
oct61510555
926433865
1013013357
117389145
124436a65
132908316
141a2a697
151220c22
hexc6916d

13013357 has 8 divisors (see below), whose sum is σ = 14956032. Its totient is φ = 11091600.

The previous prime is 13013353. The next prime is 13013369. The reversal of 13013357 is 75331031.

It is a happy number.

13013357 is digitally balanced in base 2, 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 a cyclic number.

It is not a de Polignac number, because 13013357 - 22 = 13013353 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13013353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3869 + ... + 6402.

It is an arithmetic number, because the mean of its divisors is an integer number (1869504).

Almost surely, 213013357 is an apocalyptic number.

It is an amenable number.

13013357 is a deficient number, since it is larger than the sum of its proper divisors (1942675).

13013357 is a wasteful number, since it uses less digits than its factorization.

13013357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10459.

The product of its (nonzero) digits is 945, while the sum is 23.

The square root of 13013357 is about 3607.4030825512. The cubic root of 13013357 is about 235.2139714058.

Adding to 13013357 its reverse (75331031), we get a palindrome (88344388).

The spelling of 13013357 in words is "thirteen million, thirteen thousand, three hundred fifty-seven".

Divisors: 1 7 181 1267 10271 71897 1859051 13013357