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10871086 = 25435543
BaseRepresentation
bin101001011110…
…000100101110
3202110022022211
4221132010232
510240333321
61025001034
7161255062
oct51360456
922408284
1010871086
116155676
12378317a
1323381c5
14162daa2
15e4b0e1
hexa5e12e

10871086 has 4 divisors (see below), whose sum is σ = 16306632. Its totient is φ = 5435542.

The previous prime is 10871071. The next prime is 10871089. The reversal of 10871086 is 68017801.

10871086 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68017801 = 103660367.

It is a Smith number, since the sum of its digits (31) 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 (10871089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2717770 + ... + 2717773.

It is an arithmetic number, because the mean of its divisors is an integer number (4076658).

Almost surely, 210871086 is an apocalyptic number.

10871086 is a deficient number, since it is larger than the sum of its proper divisors (5435546).

10871086 is an equidigital number, since it uses as much as digits as its factorization.

10871086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5435545.

The product of its (nonzero) digits is 2688, while the sum is 31.

The square root of 10871086 is about 3297.1329970142. The cubic root of 10871086 is about 221.5257984005.

Adding to 10871086 its reverse (68017801), we get a palindrome (78888887).

The spelling of 10871086 in words is "ten million, eight hundred seventy-one thousand, eighty-six".

Divisors: 1 2 5435543 10871086