Base | Representation |
---|---|
bin | 11010110100100111… |
… | …101001101010110001 |
3 | 2202100010110111211020 |
4 | 122310213221222301 |
5 | 432440311100240 |
6 | 21121450010053 |
7 | 2036456533134 |
oct | 326447515261 |
9 | 82303414736 |
10 | 28800096945 |
11 | 112399a4114 |
12 | 56b9116929 |
13 | 293c905aa9 |
14 | 1572d4221b |
15 | b3860c0d0 |
hex | 6b49e9ab1 |
28800096945 has 8 divisors (see below), whose sum is σ = 46080155136. Its totient is φ = 15360051696.
The previous prime is 28800096943. The next prime is 28800096953. The reversal of 28800096945 is 54969000882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28800096945 - 21 = 28800096943 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (28800096943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960003217 + ... + 960003246.
It is an arithmetic number, because the mean of its divisors is an integer number (5760019392).
Almost surely, 228800096945 is an apocalyptic number.
It is an amenable number.
28800096945 is a deficient number, since it is larger than the sum of its proper divisors (17280058191).
28800096945 is a wasteful number, since it uses less digits than its factorization.
28800096945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1920006471.
The product of its (nonzero) digits is 1244160, while the sum is 51.
The spelling of 28800096945 in words is "twenty-eight billion, eight hundred million, ninety-six thousand, nine hundred forty-five".
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