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8683000805 = 510142140841
BaseRepresentation
bin10000001011000110…
…00001001111100101
3211102010121010212102
420011203001033211
5120240322011210
63553334501445
7425113201103
oct100543011745
924363533772
108683000805
113756367026
121823b04885
13a84bacbcb
145c5298c73
1535c460ea5
hex2058c13e5

8683000805 has 16 divisors (see below), whose sum is σ = 10548018288. Its totient is φ = 6861120000.

The previous prime is 8683000783. The next prime is 8683000813. The reversal of 8683000805 is 5080003868.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 109537156 + 8573463649 = 10466^2 + 92593^2 .

It is not a de Polignac number, because 8683000805 - 220 = 8681952229 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 192185 + ... + 233025.

It is an arithmetic number, because the mean of its divisors is an integer number (659251143).

Almost surely, 28683000805 is an apocalyptic number.

It is an amenable number.

8683000805 is a deficient number, since it is larger than the sum of its proper divisors (1865017483).

8683000805 is a wasteful number, since it uses less digits than its factorization.

8683000805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41368.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 8683000805 is about 93182.6207240384. The cubic root of 8683000805 is about 2055.3696866101.

The spelling of 8683000805 in words is "eight billion, six hundred eighty-three million, eight hundred five", and thus it is an aban number.

Divisors: 1 5 101 421 505 2105 40841 42521 204205 212605 4124941 17194061 20624705 85970305 1736600161 8683000805