Base | Representation |
---|---|
bin | 11010000110011000… |
… | …100100001010101101 |
3 | 2200100001211112101010 |
4 | 122012120210022231 |
5 | 424343220442232 |
6 | 20512455535433 |
7 | 2011320246600 |
oct | 320630441255 |
9 | 80301745333 |
10 | 28024390317 |
11 | 10981046260 |
12 | 552138a579 |
13 | 2847caa5a1 |
14 | 14dbcdc337 |
15 | ae04830cc |
hex | 6866242ad |
28024390317 has 24 divisors (see below), whose sum is σ = 47417895072. Its totient is φ = 14558124000.
The previous prime is 28024390307. The next prime is 28024390327. The reversal of 28024390317 is 71309342082.
It is an interprime number because it is at equal distance from previous prime (28024390307) and next prime (28024390327).
It is not a de Polignac number, because 28024390317 - 223 = 28016001709 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28024390307) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8663934 + ... + 8667167.
It is an arithmetic number, because the mean of its divisors is an integer number (1975745628).
Almost surely, 228024390317 is an apocalyptic number.
It is an amenable number.
28024390317 is a deficient number, since it is larger than the sum of its proper divisors (19393504755).
28024390317 is a wasteful number, since it uses less digits than its factorization.
28024390317 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17331129 (or 17331122 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 39.
The spelling of 28024390317 in words is "twenty-eight billion, twenty-four million, three hundred ninety thousand, three hundred seventeen".
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