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225008927 = 11132416529
BaseRepresentation
bin11010110100101…
…01110100011111
3120200101122012222
431122111310133
5430100241202
634154415555
75401354463
oct1532256437
9520348188
10225008927
111060145a0
12634315bb
13378025a0
1421c524a3
1514b494a2
hexd695d1f

225008927 has 16 divisors (see below), whose sum is σ = 265483680. Its totient is φ = 188006400.

The previous prime is 225008899. The next prime is 225008947. The reversal of 225008927 is 729800522.

It is a cyclic number.

It is not a de Polignac number, because 225008927 - 28 = 225008671 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225008947) 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 15 ways as a sum of consecutive naturals, for example, 31199 + ... + 37727.

It is an arithmetic number, because the mean of its divisors is an integer number (16592730).

Almost surely, 2225008927 is an apocalyptic number.

225008927 is a deficient number, since it is larger than the sum of its proper divisors (40474753).

225008927 is a wasteful number, since it uses less digits than its factorization.

225008927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6794.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 225008927 is about 15000.2975637152. The cubic root of 225008927 is about 608.2282432757.

The spelling of 225008927 in words is "two hundred twenty-five million, eight thousand, nine hundred twenty-seven".

Divisors: 1 11 13 143 241 2651 3133 6529 34463 71819 84877 933647 1573489 17308379 20455357 225008927