Base | Representation |
---|---|
bin | 11010110000100111… |
… | …110100010000110001 |
3 | 2202011110021020021212 |
4 | 122300213310100301 |
5 | 432321124001343 |
6 | 21111052325505 |
7 | 2035013511026 |
oct | 326047642061 |
9 | 82143236255 |
10 | 28733031473 |
11 | 11205057903 |
12 | 569a773895 |
13 | 292ba53b93 |
14 | 156808554d |
15 | b327b0c18 |
hex | 6b09f4431 |
28733031473 has 8 divisors (see below), whose sum is σ = 29661899520. Its totient is φ = 27804288240.
The previous prime is 28733031463. The next prime is 28733031493. The reversal of 28733031473 is 37413033782.
It is a happy number.
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 28733031473 - 230 = 27659289649 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 28733031473.
It is not an unprimeable number, because it can be changed into a prime (28733031403) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 738011 + ... + 775967.
It is an arithmetic number, because the mean of its divisors is an integer number (3707737440).
Almost surely, 228733031473 is an apocalyptic number.
It is an amenable number.
28733031473 is a deficient number, since it is larger than the sum of its proper divisors (928868047).
28733031473 is a wasteful number, since it uses less digits than its factorization.
28733031473 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62407.
The product of its (nonzero) digits is 254016, while the sum is 41.
The spelling of 28733031473 in words is "twenty-eight billion, seven hundred thirty-three million, thirty-one thousand, four hundred seventy-three".
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