Base | Representation |
---|---|
bin | 10101100111101100… |
… | …010110001111100011 |
3 | 2012220212012120002012 |
4 | 111213230112033203 |
5 | 340020403441141 |
6 | 14355315343135 |
7 | 1451164060151 |
oct | 254754261743 |
9 | 65825176065 |
10 | 23214515171 |
11 | 9932a96931 |
12 | 45ba5b1aab |
13 | 225c659213 |
14 | 11a31ac3d1 |
15 | 90d084ceb |
hex | 567b163e3 |
23214515171 has 2 divisors, whose sum is σ = 23214515172. Its totient is φ = 23214515170.
The previous prime is 23214515143. The next prime is 23214515237. The reversal of 23214515171 is 17151541232.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 23214515171 - 214 = 23214498787 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (23214515101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11607257585 + 11607257586.
It is an arithmetic number, because the mean of its divisors is an integer number (11607257586).
Almost surely, 223214515171 is an apocalyptic number.
23214515171 is a deficient number, since it is larger than the sum of its proper divisors (1).
23214515171 is an equidigital number, since it uses as much as digits as its factorization.
23214515171 is an evil number, because the sum of its binary digits is even.
The product of its digits is 8400, while the sum is 32.
The spelling of 23214515171 in words is "twenty-three billion, two hundred fourteen million, five hundred fifteen thousand, one hundred seventy-one".
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