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13806103 = 191076791
BaseRepresentation
bin110100101010…
…101000010111
3221222102102011
4310222220113
512013243403
61211525051
7225231013
oct64525027
927872364
1013806103
11787a803
124759787
132b250bc
141b95543
15132aa6d
hexd2aa17

13806103 has 8 divisors (see below), whose sum is σ = 14670720. Its totient is φ = 12955320.

The previous prime is 13806101. The next prime is 13806113. The reversal of 13806103 is 30160831.

13806103 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 a cyclic number.

It is not a de Polignac number, because 13806103 - 21 = 13806101 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 (13806101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1363 + ... + 5428.

It is an arithmetic number, because the mean of its divisors is an integer number (1833840).

Almost surely, 213806103 is an apocalyptic number.

13806103 is a deficient number, since it is larger than the sum of its proper divisors (864617).

13806103 is a wasteful number, since it uses less digits than its factorization.

13806103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6917.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 13806103 is about 3715.6564695892. The cubic root of 13806103 is about 239.8963846707.

Adding to 13806103 its reverse (30160831), we get a palindrome (43966934).

The spelling of 13806103 in words is "thirteen million, eight hundred six thousand, one hundred three".

Divisors: 1 19 107 2033 6791 129029 726637 13806103