Base | Representation |
---|---|
bin | 1010110001011011110… |
… | …1100011110110111011 |
3 | 122200200202122200000021 |
4 | 2230112331203312323 |
5 | 11013010110031024 |
6 | 221004111151311 |
7 | 16241115046354 |
oct | 2542675436673 |
9 | 580622580007 |
10 | 185068830139 |
11 | 7153a5912a6 |
12 | 2ba4b215537 |
13 | 145b4b2231b |
14 | 8d59096d2b |
15 | 4c32708de4 |
hex | 2b16f63dbb |
185068830139 has 2 divisors, whose sum is σ = 185068830140. Its totient is φ = 185068830138.
The previous prime is 185068830061. The next prime is 185068830143. The reversal of 185068830139 is 931038860581.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 185068830139 - 233 = 176478895547 is a prime.
It is not a weakly prime, because it can be changed into another prime (185068839139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92534415069 + 92534415070.
It is an arithmetic number, because the mean of its divisors is an integer number (92534415070).
Almost surely, 2185068830139 is an apocalyptic number.
185068830139 is a deficient number, since it is larger than the sum of its proper divisors (1).
185068830139 is an equidigital number, since it uses as much as digits as its factorization.
185068830139 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1244160, while the sum is 52.
The spelling of 185068830139 in words is "one hundred eighty-five billion, sixty-eight million, eight hundred thirty thousand, one hundred thirty-nine".
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