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13210208 = 251137529
BaseRepresentation
bin110010011001…
…001001100000
3220212010222222
4302121021200
511340211313
61151050212
7220166504
oct62311140
926763888
1013210208
117503030
124510968
132976abb
141a7c304
15125e208
hexc99260

13210208 has 24 divisors (see below), whose sum is σ = 28372680. Its totient is φ = 6004480.

The previous prime is 13210177. The next prime is 13210213. The reversal of 13210208 is 80201231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18413 + ... + 19116.

It is an arithmetic number, because the mean of its divisors is an integer number (1182195).

Almost surely, 213210208 is an apocalyptic number.

It is an amenable number.

13210208 is an abundant number, since it is smaller than the sum of its proper divisors (15162472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13210208 is a wasteful number, since it uses less digits than its factorization.

13210208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37550 (or 37542 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 13210208 is about 3634.5849831858. The cubic root of 13210208 is about 236.3940558303.

Adding to 13210208 its reverse (80201231), we get a palindrome (93411439).

The spelling of 13210208 in words is "thirteen million, two hundred ten thousand, two hundred eight".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 352 37529 75058 150116 300232 412819 600464 825638 1200928 1651276 3302552 6605104 13210208