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13274828 = 227474101
BaseRepresentation
bin110010101000…
…111011001100
3220222102122022
4302220323030
511344243303
61152305312
7220556060
oct62507314
926872568
1013274828
117547636
124542238
13299a338
141a97aa0
151273438
hexca8ecc

13274828 has 12 divisors (see below), whose sum is σ = 26549712. Its totient is φ = 5689200.

The previous prime is 13274827. The next prime is 13274839. The reversal of 13274828 is 82847231.

13274828 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

13274828 is an admirable number.

13274828 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (13274827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237023 + ... + 237078.

It is an arithmetic number, because the mean of its divisors is an integer number (2212476).

Almost surely, 213274828 is an apocalyptic number.

It is an amenable number.

13274828 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13274828 is a wasteful number, since it uses less digits than its factorization.

13274828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474112 (or 474110 counting only the distinct ones).

The product of its digits is 21504, while the sum is 35.

The square root of 13274828 is about 3643.4637366111. The cubic root of 13274828 is about 236.7788830618.

The spelling of 13274828 in words is "thirteen million, two hundred seventy-four thousand, eight hundred twenty-eight".

Divisors: 1 2 4 7 14 28 474101 948202 1896404 3318707 6637414 13274828