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13075253 = 19796607
BaseRepresentation
bin110001111000…
…001100110101
3220121021212122
4301320030311
511321402003
61144125325
7216065162
oct61701465
926537778
1013075253
1174206a4
124466845
13292a549
141a45069
151234238
hexc78335

13075253 has 4 divisors (see below), whose sum is σ = 13083840. Its totient is φ = 13066668.

The previous prime is 13075243. The next prime is 13075277. The reversal of 13075253 is 35257031.

13075253 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 a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13075253 - 26 = 13075189 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 (13075243) 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, 1325 + ... + 5282.

It is an arithmetic number, because the mean of its divisors is an integer number (3270960).

Almost surely, 213075253 is an apocalyptic number.

It is an amenable number.

13075253 is a deficient number, since it is larger than the sum of its proper divisors (8587).

13075253 is an equidigital number, since it uses as much as digits as its factorization.

13075253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8586.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 13075253 is about 3615.9719302008. The cubic root of 13075253 is about 235.5863012242.

The spelling of 13075253 in words is "thirteen million, seventy-five thousand, two hundred fifty-three".

Divisors: 1 1979 6607 13075253