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13827008 = 261316619
BaseRepresentation
bin110100101111…
…101111000000
3222000111002102
4310233233000
512014431013
61212205532
7225345656
oct64575700
928014072
1013827008
117894488
1247698a8
132b31780
141b9cdd6
151331d58
hexd2fbc0

13827008 has 28 divisors (see below), whose sum is σ = 29550360. Its totient is φ = 6381312.

The previous prime is 13827007. The next prime is 13827013. The reversal of 13827008 is 80072831.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13827007) by changing a digit.

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, 7478 + ... + 9141.

It is an arithmetic number, because the mean of its divisors is an integer number (1055370).

Almost surely, 213827008 is an apocalyptic number.

It is an amenable number.

13827008 is an abundant number, since it is smaller than the sum of its proper divisors (15723352).

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

13827008 is a wasteful number, since it uses less digits than its factorization.

13827008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16644 (or 16634 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 13827008 is about 3718.4685019508. The cubic root of 13827008 is about 240.0174061450.

Adding to 13827008 its reverse (80072831), we get a palindrome (93899839).

The spelling of 13827008 in words is "thirteen million, eight hundred twenty-seven thousand, eight".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 208 416 832 16619 33238 66476 132952 216047 265904 432094 531808 864188 1063616 1728376 3456752 6913504 13827008