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13030153 = 79716349
BaseRepresentation
bin110001101101…
…001100001001
3220112000000021
4301231030021
511313431103
61143140441
7215516533
oct61551411
926460007
1013030153
11739a824
124444721
132912b66
141a32853
151225bbd
hexc6d309

13030153 has 4 divisors (see below), whose sum is σ = 13047300. Its totient is φ = 13013008.

The previous prime is 13030151. The next prime is 13030159. The reversal of 13030153 is 35103031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35103031 = 47746873.

It can be written as a sum of positive squares in 2 ways, for example, as 4048144 + 8982009 = 2012^2 + 2997^2 .

It is a cyclic number.

It is not a de Polignac number, because 13030153 - 21 = 13030151 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (13030151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7378 + ... + 8971.

It is an arithmetic number, because the mean of its divisors is an integer number (3261825).

Almost surely, 213030153 is an apocalyptic number.

It is an amenable number.

13030153 is a deficient number, since it is larger than the sum of its proper divisors (17147).

13030153 is an equidigital number, since it uses as much as digits as its factorization.

13030153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17146.

The product of its (nonzero) digits is 135, while the sum is 16.

The square root of 13030153 is about 3609.7303223371. The cubic root of 13030153 is about 235.3151227437.

Adding to 13030153 its reverse (35103031), we get a palindrome (48133184).

The spelling of 13030153 in words is "thirteen million, thirty thousand, one hundred fifty-three".

Divisors: 1 797 16349 13030153