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13103242 = 252312527
BaseRepresentation
bin110001111111…
…000010001010
3220122201021021
4301333002022
511323300432
61144503054
7216242605
oct61770212
926581237
1013103242
11743a729
12447aa8a
13293a1c9
141a5133c
15123c697
hexc7f08a

13103242 has 8 divisors (see below), whose sum is σ = 19694016. Its totient is φ = 6538572.

The previous prime is 13103239. The next prime is 13103269. The reversal of 13103242 is 24230131.

It is a happy number.

13103242 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5218 + ... + 7309.

It is an arithmetic number, because the mean of its divisors is an integer number (2461752).

Almost surely, 213103242 is an apocalyptic number.

13103242 is a deficient number, since it is larger than the sum of its proper divisors (6590774).

13103242 is a wasteful number, since it uses less digits than its factorization.

13103242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13052.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 13103242 is about 3619.8400517150. The cubic root of 13103242 is about 235.7542807817.

Adding to 13103242 its reverse (24230131), we get a palindrome (37333373).

The spelling of 13103242 in words is "thirteen million, one hundred three thousand, two hundred forty-two".

Divisors: 1 2 523 1046 12527 25054 6551621 13103242