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13038119 = 28146399
BaseRepresentation
bin110001101111…
…001000100111
3220112101221022
4301233020213
511314204434
61143241355
7215552003
oct61571047
926471838
1013038119
1173a5806
12444925b
132916683
141a35703
15122822e
hexc6f227

13038119 has 4 divisors (see below), whose sum is σ = 13084800. Its totient is φ = 12991440.

The previous prime is 13038107. The next prime is 13038121. The reversal of 13038119 is 91183031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91183031 = 706912899.

It is a cyclic number.

It is not a de Polignac number, because 13038119 - 28 = 13037863 is a prime.

It is a super-2 number, since 2×130381192 = 339985094116322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13038149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22919 + ... + 23480.

It is an arithmetic number, because the mean of its divisors is an integer number (3271200).

Almost surely, 213038119 is an apocalyptic number.

13038119 is a deficient number, since it is larger than the sum of its proper divisors (46681).

13038119 is an equidigital number, since it uses as much as digits as its factorization.

13038119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46680.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 13038119 is about 3610.8335602739. The cubic root of 13038119 is about 235.3630663710.

The spelling of 13038119 in words is "thirteen million, thirty-eight thousand, one hundred nineteen".

Divisors: 1 281 46399 13038119