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10894385 = 52178877
BaseRepresentation
bin101001100011…
…110000110001
3202111111021202
4221203300301
510242110020
61025300545
7161413025
oct51436061
922444252
1010894385
116171127
123794755
1323459a8
141638385
15e52e75
hexa63c31

10894385 has 4 divisors (see below), whose sum is σ = 13073268. Its totient is φ = 8715504.

The previous prime is 10894379. The next prime is 10894393. The reversal of 10894385 is 58349801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58349801 = 93762273.

It can be written as a sum of positive squares in 2 ways, for example, as 3182656 + 7711729 = 1784^2 + 2777^2 .

It is a cyclic number.

It is not a de Polignac number, because 10894385 - 26 = 10894321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1089434 + ... + 1089443.

It is an arithmetic number, because the mean of its divisors is an integer number (3268317).

Almost surely, 210894385 is an apocalyptic number.

It is an amenable number.

10894385 is a deficient number, since it is larger than the sum of its proper divisors (2178883).

10894385 is an equidigital number, since it uses as much as digits as its factorization.

10894385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178882.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 10894385 is about 3300.6643270711. The cubic root of 10894385 is about 221.6839441059.

The spelling of 10894385 in words is "ten million, eight hundred ninety-four thousand, three hundred eighty-five".

Divisors: 1 5 2178877 10894385