Base | Representation |
---|---|
bin | 10111100100111111000… |
… | …01001101101010100011 |
3 | 2212110002100202221202022 |
4 | 23302133201031222203 |
5 | 101233121303320330 |
6 | 1420100232212055 |
7 | 112346531351255 |
oct | 13623741155243 |
9 | 2773070687668 |
10 | 810130135715 |
11 | 29263538368a |
12 | 111012b3a02b |
13 | 5b5198cc314 |
14 | 2b2d38c1cd5 |
15 | 16117808ae5 |
hex | bc9f84daa3 |
810130135715 has 4 divisors (see below), whose sum is σ = 972156162864. Its totient is φ = 648104108568.
The previous prime is 810130135601. The next prime is 810130135741. The reversal of 810130135715 is 517531031018.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 517531031018 = 2 ⋅258765515509.
It is a cyclic number.
It is not a de Polignac number, because 810130135715 - 210 = 810130134691 is a prime.
It is a super-2 number, since 2×8101301357152 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81013013567 + ... + 81013013576.
It is an arithmetic number, because the mean of its divisors is an integer number (243039040716).
Almost surely, 2810130135715 is an apocalyptic number.
810130135715 is a deficient number, since it is larger than the sum of its proper divisors (162026027149).
810130135715 is a wasteful number, since it uses less digits than its factorization.
810130135715 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 162026027148.
The product of its (nonzero) digits is 12600, while the sum is 35.
The spelling of 810130135715 in words is "eight hundred ten billion, one hundred thirty million, one hundred thirty-five thousand, seven hundred fifteen".
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