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10808918 = 259139659
BaseRepresentation
bin101001001110…
…111001010110
3202100011001022
4221032321112
510231341133
61023401142
7160605611
oct51167126
922304038
1010808918
11611299a
1237531b2
132315b13
141615178
15e37998
hexa4ee56

10808918 has 16 divisors (see below), whose sum is σ = 16632000. Its totient is φ = 5266632.

The previous prime is 10808911. The next prime is 10808927. The reversal of 10808918 is 81980801.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10808911) 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 7 ways as a sum of consecutive naturals, for example, 16073 + ... + 16731.

It is an arithmetic number, because the mean of its divisors is an integer number (1039500).

Almost surely, 210808918 is an apocalyptic number.

10808918 is a deficient number, since it is larger than the sum of its proper divisors (5823082).

10808918 is a wasteful number, since it uses less digits than its factorization.

10808918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859.

The product of its (nonzero) digits is 4608, while the sum is 35.

The square root of 10808918 is about 3287.6918955401. The cubic root of 10808918 is about 221.1027142777.

The spelling of 10808918 in words is "ten million, eight hundred eight thousand, nine hundred eighteen".

Divisors: 1 2 59 118 139 278 659 1318 8201 16402 38881 77762 91601 183202 5404459 10808918