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10868065 = 513612741
BaseRepresentation
bin101001011101…
…010101100001
3202110011011221
4221131111201
510240234230
61024535041
7161243215
oct51352541
922404157
1010868065
11615337a
123781481
132336a10
14162c945
15e4a27a
hexa5d561

10868065 has 16 divisors (see below), whose sum is σ = 14280336. Its totient is φ = 7891200.

The previous prime is 10868059. The next prime is 10868071. The reversal of 10868065 is 56086801.

It is a happy number.

10868065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10868059) and next prime (10868071).

It can be written as a sum of positive squares in 8 ways, for example, as 4227136 + 6640929 = 2056^2 + 2577^2 .

It is not a de Polignac number, because 10868065 - 29 = 10867553 is a prime.

It is a super-2 number, since 2×108680652 = 236229673688450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10868065.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2595 + ... + 5335.

It is an arithmetic number, because the mean of its divisors is an integer number (892521).

Almost surely, 210868065 is an apocalyptic number.

It is an amenable number.

10868065 is a deficient number, since it is larger than the sum of its proper divisors (3412271).

10868065 is a wasteful number, since it uses less digits than its factorization.

10868065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2820.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 10868065 is about 3296.6748398955. The cubic root of 10868065 is about 221.5052763343.

The spelling of 10868065 in words is "ten million, eight hundred sixty-eight thousand, sixty-five".

Divisors: 1 5 13 61 65 305 793 2741 3965 13705 35633 167201 178165 836005 2173613 10868065