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86795000825 = 52135315493253
BaseRepresentation
bin101000011010101100…
…0101001101111111001
322022000220002212210012
41100311120221233321
52410224010011300
6103512330031305
76161601222431
oct1206530515771
9268026085705
1086795000825
113389a573845
12149a3578535
138252b23170
1442b53b12c1
1523cece2435
hex1435629bf9

86795000825 has 48 divisors (see below), whose sum is σ = 118204153200. Its totient is φ = 62825518080.

The previous prime is 86795000819. The next prime is 86795000839. The reversal of 86795000825 is 52800059768.

It can be written as a sum of positive squares in 24 ways, for example, as 38848015801 + 47946985024 = 197099^2 + 218968^2 .

It is not a de Polignac number, because 86795000825 - 216 = 86794935289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26679899 + ... + 26683151.

It is an arithmetic number, because the mean of its divisors is an integer number (2462586525).

Almost surely, 286795000825 is an apocalyptic number.

It is an amenable number.

86795000825 is a deficient number, since it is larger than the sum of its proper divisors (31409152375).

86795000825 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (86795000824) it forms an eRAP, since the sums of their prime factors are consecutive (4877 and 4878).

With its predecessor (86795000824) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (4873).

86795000825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878 (or 4873 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 86795000825 in words is "eighty-six billion, seven hundred ninety-five million, eight hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 13 25 53 65 265 325 689 1325 1549 3253 3445 7745 16265 17225 20137 38725 42289 81325 82097 100685 172409 211445 410485 503425 862045 1057225 1067261 2052425 2241317 4310225 5038897 5336305 11206585 25194485 26681525 56032925 65505661 125972425 267061541 327528305 1335307705 1637641525 3471800033 6676538525 17359000165 86795000825