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13240250 = 253211251
BaseRepresentation
bin110010100000…
…011110111010
3220220200012122
4302200132322
511342142000
61151441242
7220353212
oct62403672
926820178
1013240250
117523661
124526222
13298768a
141a89242
151268085
hexca07ba

13240250 has 32 divisors (see below), whose sum is σ = 25002432. Its totient is φ = 5250000.

The previous prime is 13240231. The next prime is 13240291. The reversal of 13240250 is 5204231.

13240250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52625 + ... + 52875.

It is an arithmetic number, because the mean of its divisors is an integer number (781326).

Almost surely, 213240250 is an apocalyptic number.

13240250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13240250 is a deficient number, since it is larger than the sum of its proper divisors (11762182).

13240250 is a wasteful number, since it uses less digits than its factorization.

13240250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 13240250 is about 3638.7154326768. The cubic root of 13240250 is about 236.5731187069.

Adding to 13240250 its reverse (5204231), we get a palindrome (18444481).

The spelling of 13240250 in words is "thirteen million, two hundred forty thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 211 250 251 422 502 1055 1255 2110 2510 5275 6275 10550 12550 26375 31375 52750 52961 62750 105922 264805 529610 1324025 2648050 6620125 13240250