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13052301 = 37955073
BaseRepresentation
bin110001110010…
…100110001101
3220120010101120
4301302212031
511320133201
61143431153
7215641233
oct61624615
926503346
1013052301
117405429
1244554b9
13291cc72
141a3a953
15122c536
hexc7298d

13052301 has 8 divisors (see below), whose sum is σ = 17623680. Its totient is φ = 8591232.

The previous prime is 13052279. The next prime is 13052329. The reversal of 13052301 is 10325031.

It is a happy number.

13052301 is digitally balanced in base 2 and base 4, because in such bases 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 13052301 - 29 = 13051789 is a prime.

It is a super-2 number, since 2×130523012 = 340725122789202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13052341) 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, 27300 + ... + 27773.

It is an arithmetic number, because the mean of its divisors is an integer number (2202960).

Almost surely, 213052301 is an apocalyptic number.

It is an amenable number.

13052301 is a deficient number, since it is larger than the sum of its proper divisors (4571379).

13052301 is an equidigital number, since it uses as much as digits as its factorization.

13052301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55155.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 13052301 is about 3612.7968390154. The cubic root of 13052301 is about 235.4483728861.

Adding to 13052301 its reverse (10325031), we get a palindrome (23377332).

The spelling of 13052301 in words is "thirteen million, fifty-two thousand, three hundred one".

Divisors: 1 3 79 237 55073 165219 4350767 13052301