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13080225 = 3521710259
BaseRepresentation
bin110001111001…
…011010100001
3220121112200210
4301321122201
511322031400
61144204333
7216115524
oct61713241
926545623
1013080225
117424404
1244696a9
13292c8a2
141a46bbb
151235950
hexc796a1

13080225 has 24 divisors (see below), whose sum is σ = 22900320. Its totient is φ = 6565120.

The previous prime is 13080211. The next prime is 13080257. The reversal of 13080225 is 52208031.

13080225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13080225 - 29 = 13079713 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3855 + ... + 6404.

It is an arithmetic number, because the mean of its divisors is an integer number (954180).

Almost surely, 213080225 is an apocalyptic number.

13080225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13080225 is a deficient number, since it is larger than the sum of its proper divisors (9820095).

13080225 is a wasteful number, since it uses less digits than its factorization.

13080225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10289 (or 10284 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 13080225 is about 3616.6593701923. The cubic root of 13080225 is about 235.6161588148.

Adding to 13080225 its reverse (52208031), we get a palindrome (65288256).

The spelling of 13080225 in words is "thirteen million, eighty thousand, two hundred twenty-five".

Divisors: 1 3 5 15 17 25 51 75 85 255 425 1275 10259 30777 51295 153885 174403 256475 523209 769425 872015 2616045 4360075 13080225