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14140868 = 227505031
BaseRepresentation
bin110101111100…
…010111000100
3222121102121212
4311330113010
512110001433
61223030552
7231124010
oct65742704
928542555
1014140868
117a89275
12489b458
132c115a1
141c41540
151394d48
hexd7c5c4

14140868 has 12 divisors (see below), whose sum is σ = 28281792. Its totient is φ = 6060360.

The previous prime is 14140853. The next prime is 14140879. The reversal of 14140868 is 86804141.

14140868 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252488 + ... + 252543.

It is an arithmetic number, because the mean of its divisors is an integer number (2356816).

Almost surely, 214140868 is an apocalyptic number.

It is an amenable number.

14140868 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.

14140868 is a wasteful number, since it uses less digits than its factorization.

14140868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505042 (or 505040 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 14140868 is about 3760.4345493573. The cubic root of 14140868 is about 241.8198919427.

The spelling of 14140868 in words is "fourteen million, one hundred forty thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 505031 1010062 2020124 3535217 7070434 14140868