Base | Representation |
---|---|
bin | 10000110000011101… |
… | …111101001010100011 |
3 | 1201102222001112121001 |
4 | 100300131331022203 |
5 | 243322203401014 |
6 | 12133233012431 |
7 | 1204612134223 |
oct | 206035751243 |
9 | 51388045531 |
10 | 17993028259 |
11 | 76a3660498 |
12 | 35a19b4117 |
13 | 190995c1ab |
14 | c29934083 |
15 | 70497c974 |
hex | 43077d2a3 |
17993028259 has 8 divisors (see below), whose sum is σ = 19280978640. Its totient is φ = 16730582016.
The previous prime is 17993028239. The next prime is 17993028299. The reversal of 17993028259 is 95282039971.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 17993028259 - 29 = 17993027747 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (17993028239) 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 7 ways as a sum of consecutive naturals, for example, 6374574 + ... + 6377395.
It is an arithmetic number, because the mean of its divisors is an integer number (2410122330).
Almost surely, 217993028259 is an apocalyptic number.
17993028259 is a deficient number, since it is larger than the sum of its proper divisors (1287950381).
17993028259 is a wasteful number, since it uses less digits than its factorization.
17993028259 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12752069.
The product of its (nonzero) digits is 2449440, while the sum is 55.
The spelling of 17993028259 in words is "seventeen billion, nine hundred ninety-three million, twenty-eight thousand, two hundred fifty-nine".
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