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8705227148 = 2213715885451
BaseRepresentation
bin10000001101101111…
…10011100110001100
3211110200102100200022
420012313303212030
5120312014232043
63555451121312
7425503131662
oct100667634614
924420370608
108705227148
113767968002
12182b443238
13a896927a7
145c8202c32
1535e3a1868
hex206df398c

8705227148 has 12 divisors (see below), whose sum is σ = 15345346632. Its totient is φ = 4320842400.

The previous prime is 8705227147. The next prime is 8705227177. The reversal of 8705227148 is 8417225078.

8705227148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 8705227099 and 8705227108.

It is not an unprimeable number, because it can be changed into a prime (8705227147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7942178 + ... + 7943273.

It is an arithmetic number, because the mean of its divisors is an integer number (1278778886).

Almost surely, 28705227148 is an apocalyptic number.

It is an amenable number.

8705227148 is a deficient number, since it is larger than the sum of its proper divisors (6640119484).

8705227148 is a wasteful number, since it uses less digits than its factorization.

8705227148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15885592 (or 15885590 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 44.

The square root of 8705227148 is about 93301.8067777897. The cubic root of 8705227148 is about 2057.1219390335.

The spelling of 8705227148 in words is "eight billion, seven hundred five million, two hundred twenty-seven thousand, one hundred forty-eight".

Divisors: 1 2 4 137 274 548 15885451 31770902 63541804 2176306787 4352613574 8705227148