Base | Representation |
---|---|
bin | 1111000110101100… |
… | …10101000010001000 |
3 | 202221010222111212112 |
4 | 13203112111002020 |
5 | 113101431424043 |
6 | 3420401201452 |
7 | 404645322224 |
oct | 74326250210 |
9 | 22833874775 |
10 | 8109248648 |
11 | 3491506596 |
12 | 16a3930288 |
13 | 9c30744a7 |
14 | 56cdc5784 |
15 | 326dca518 |
hex | 1e3595088 |
8109248648 has 16 divisors (see below), whose sum is σ = 15221400000. Its totient is φ = 4050208656.
The previous prime is 8109248647. The next prime is 8109248669. The reversal of 8109248648 is 8468429018.
It is a junction number, because it is equal to n+sod(n) for n = 8109248596 and 8109248605.
It is not an unprimeable number, because it can be changed into a prime (8109248647) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544148 + ... + 558851.
It is an arithmetic number, because the mean of its divisors is an integer number (951337500).
Almost surely, 28109248648 is an apocalyptic number.
It is an amenable number.
8109248648 is a deficient number, since it is larger than the sum of its proper divisors (7112151352).
8109248648 is a wasteful number, since it uses less digits than its factorization.
8109248648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1103924 (or 1103920 counting only the distinct ones).
The product of its (nonzero) digits is 884736, while the sum is 50.
The square root of 8109248648 is about 90051.3667192231. The cubic root of 8109248648 is about 2009.0629236741.
The spelling of 8109248648 in words is "eight billion, one hundred nine million, two hundred forty-eight thousand, six hundred forty-eight".
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