Base | Representation |
---|---|
bin | 1111000101111000… |
… | …00011101111101011 |
3 | 202220200000122021212 |
4 | 13202330003233223 |
5 | 113043201041331 |
6 | 3415553423335 |
7 | 404532640625 |
oct | 74274035753 |
9 | 22820018255 |
10 | 8102362091 |
11 | 348863261a |
12 | 16a156ab4b |
13 | 9c1802ac5 |
14 | 56c111c15 |
15 | 3264b9d2b |
hex | 1e2f03beb |
8102362091 has 2 divisors, whose sum is σ = 8102362092. Its totient is φ = 8102362090.
The previous prime is 8102362069. The next prime is 8102362111. The reversal of 8102362091 is 1902632018.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8102362091 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (8102362691) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4051181045 + 4051181046.
It is an arithmetic number, because the mean of its divisors is an integer number (4051181046).
Almost surely, 28102362091 is an apocalyptic number.
8102362091 is a deficient number, since it is larger than the sum of its proper divisors (1).
8102362091 is an equidigital number, since it uses as much as digits as its factorization.
8102362091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 8102362091 is about 90013.1217712173. The cubic root of 8102362091 is about 2008.4940487483.
The spelling of 8102362091 in words is "eight billion, one hundred two million, three hundred sixty-two thousand, ninety-one".
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