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13230112 = 25759063
BaseRepresentation
bin110010011110…
…000000100000
3220220011022011
4302132000200
511341330422
61151322304
7220311520
oct62360040
926804264
1013230112
117516a85
124520394
132982b8c
141a85680
151265077
hexc9e020

13230112 has 24 divisors (see below), whose sum is σ = 29768256. Its totient is φ = 5669952.

The previous prime is 13230109. The next prime is 13230169. The reversal of 13230112 is 21103231.

It is a junction number, because it is equal to n+sod(n) for n = 13230092 and 13230101.

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, 29308 + ... + 29755.

It is an arithmetic number, because the mean of its divisors is an integer number (1240344).

Almost surely, 213230112 is an apocalyptic number.

It is an amenable number.

13230112 is an abundant number, since it is smaller than the sum of its proper divisors (16538144).

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

13230112 is an equidigital number, since it uses as much as digits as its factorization.

13230112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59080 (or 59072 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 13230112 is about 3637.3220918692. The cubic root of 13230112 is about 236.5127222974.

Adding to 13230112 its reverse (21103231), we get a palindrome (34333343).

The spelling of 13230112 in words is "thirteen million, two hundred thirty thousand, one hundred twelve".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 59063 118126 236252 413441 472504 826882 945008 1653764 1890016 3307528 6615056 13230112