Base | Representation |
---|---|
bin | 10010101000110000… |
… | …011001110101000011 |
3 | 1220122121110201222121 |
4 | 102220300121311003 |
5 | 311440322131204 |
6 | 13105403545111 |
7 | 1305615541255 |
oct | 225060316503 |
9 | 56577421877 |
10 | 20011130179 |
11 | 8539841317 |
12 | 3a6582b197 |
13 | 1b6baa3a41 |
14 | d7b981cd5 |
15 | 7c1c18b54 |
hex | 4a8c19d43 |
20011130179 has 2 divisors, whose sum is σ = 20011130180. Its totient is φ = 20011130178.
The previous prime is 20011130173. The next prime is 20011130213. The reversal of 20011130179 is 97103111002.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20011130179 - 25 = 20011130147 is a prime.
It is not a weakly prime, because it can be changed into another prime (20011130173) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005565089 + 10005565090.
It is an arithmetic number, because the mean of its divisors is an integer number (10005565090).
Almost surely, 220011130179 is an apocalyptic number.
20011130179 is a deficient number, since it is larger than the sum of its proper divisors (1).
20011130179 is an equidigital number, since it uses as much as digits as its factorization.
20011130179 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 378, while the sum is 25.
The spelling of 20011130179 in words is "twenty billion, eleven million, one hundred thirty thousand, one hundred seventy-nine".
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