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13303103 = 112109943
BaseRepresentation
bin110010101111…
…110100111111
3221000212102112
4302233310333
511401144403
61153044235
7221034362
oct62576477
927025375
1013303103
117566900
12455667b
1329aa178
141aa40d9
15127b9d8
hexcafd3f

13303103 has 6 divisors (see below), whose sum is σ = 14622552. Its totient is φ = 12093620.

The previous prime is 13303093. The next prime is 13303109. The reversal of 13303103 is 30130331.

It is not a de Polignac number, because 13303103 - 218 = 13040959 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13303109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54851 + ... + 55092.

It is an arithmetic number, because the mean of its divisors is an integer number (2437092).

Almost surely, 213303103 is an apocalyptic number.

13303103 is a deficient number, since it is larger than the sum of its proper divisors (1319449).

13303103 is a wasteful number, since it uses less digits than its factorization.

13303103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109965 (or 109954 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 14.

The square root of 13303103 is about 3647.3419088427. The cubic root of 13303103 is about 236.9468745719.

Adding to 13303103 its reverse (30130331), we get a palindrome (43433434).

The spelling of 13303103 in words is "thirteen million, three hundred three thousand, one hundred three".

Divisors: 1 11 121 109943 1209373 13303103