Base | Representation |
---|---|
bin | 1111010111101110… |
… | …01001111110010001 |
3 | 210022002201200102211 |
4 | 13223313021332101 |
5 | 113400012244300 |
6 | 3442502312121 |
7 | 411331311304 |
oct | 75367117621 |
9 | 23262650384 |
10 | 8252071825 |
11 | 3555096778 |
12 | 1723728641 |
13 | a1682c84a |
14 | 583d62b3b |
15 | 3346dd4ba |
hex | 1ebdc9f91 |
8252071825 has 12 divisors (see below), whose sum is σ = 10234685340. Its totient is φ = 6600292160.
The previous prime is 8252071787. The next prime is 8252071873. The reversal of 8252071825 is 5281702528.
It can be written as a sum of positive squares in 6 ways, for example, as 1008189504 + 7243882321 = 31752^2 + 85111^2 .
It is not a de Polignac number, because 8252071825 - 29 = 8252071313 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99411 + ... + 162439.
It is an arithmetic number, because the mean of its divisors is an integer number (852890445).
Almost surely, 28252071825 is an apocalyptic number.
It is an amenable number.
8252071825 is a deficient number, since it is larger than the sum of its proper divisors (1982613515).
8252071825 is a wasteful number, since it uses less digits than its factorization.
8252071825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68276 (or 68271 counting only the distinct ones).
The product of its (nonzero) digits is 89600, while the sum is 40.
The square root of 8252071825 is about 90840.9149282414. The cubic root of 8252071825 is about 2020.7891424590.
The spelling of 8252071825 in words is "eight billion, two hundred fifty-two million, seventy-one thousand, eight hundred twenty-five".
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