Base | Representation |
---|---|
bin | 10011001001010111… |
… | …000010111001000111 |
3 | 1222001201202020201100 |
4 | 103021113002321013 |
5 | 314100340141014 |
6 | 13235544031143 |
7 | 1325310141165 |
oct | 231127027107 |
9 | 58051666640 |
10 | 20558130759 |
11 | 879a58aa11 |
12 | 3b98a624b3 |
13 | 1c28203c1a |
14 | dd0490235 |
15 | 804c68009 |
hex | 4c95c2e47 |
20558130759 has 12 divisors (see below), whose sum is σ = 29769135552. Its totient is φ = 13671240000.
The previous prime is 20558130713. The next prime is 20558130763. The reversal of 20558130759 is 95703185502.
20558130759 is a `hidden beast` number, since 20 + 558 + 1 + 3 + 0 + 75 + 9 = 666.
It is not a de Polignac number, because 20558130759 - 211 = 20558128711 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20558130259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2844567 + ... + 2851784.
It is an arithmetic number, because the mean of its divisors is an integer number (2480761296).
Almost surely, 220558130759 is an apocalyptic number.
20558130759 is a deficient number, since it is larger than the sum of its proper divisors (9211004793).
20558130759 is a wasteful number, since it uses less digits than its factorization.
20558130759 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5696758 (or 5696755 counting only the distinct ones).
The product of its (nonzero) digits is 378000, while the sum is 45.
The spelling of 20558130759 in words is "twenty billion, five hundred fifty-eight million, one hundred thirty thousand, seven hundred fifty-nine".
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