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13280110 = 254333067
BaseRepresentation
bin110010101010…
…001101101110
3220222200212221
4302222031232
511344430420
61152345554
7220610344
oct62521556
926880787
1013280110
1175505a8
1245452ba
13299c86c
141a99994
151274caa
hexcaa36e

13280110 has 16 divisors (see below), whose sum is σ = 23967216. Its totient is φ = 5298048.

The previous prime is 13280093. The next prime is 13280117. The reversal of 13280110 is 1108231.

It is a super-2 number, since 2×132801102 = 352722643224200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13280117) 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 7 ways as a sum of consecutive naturals, for example, 2797 + ... + 5863.

It is an arithmetic number, because the mean of its divisors is an integer number (1497951).

Almost surely, 213280110 is an apocalyptic number.

13280110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13280110 is a deficient number, since it is larger than the sum of its proper divisors (10687106).

13280110 is a wasteful number, since it uses less digits than its factorization.

13280110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 13280110 is about 3644.1885242122. The cubic root of 13280110 is about 236.8102833486.

Adding to 13280110 its reverse (1108231), we get a palindrome (14388341).

The spelling of 13280110 in words is "thirteen million, two hundred eighty thousand, one hundred ten".

Divisors: 1 2 5 10 433 866 2165 3067 4330 6134 15335 30670 1328011 2656022 6640055 13280110