Base | Representation |
---|---|
bin | 11010001001010110… |
… | …000011001001011101 |
3 | 2200110112022010200222 |
4 | 122021112003021131 |
5 | 424443424444204 |
6 | 20521432331125 |
7 | 2012462410340 |
oct | 321126031135 |
9 | 80415263628 |
10 | 28074062429 |
11 | 109a7092696 |
12 | 5535b43aa5 |
13 | 285537c67a |
14 | 150474c457 |
15 | ae49e5abe |
hex | 68958325d |
28074062429 has 32 divisors (see below), whose sum is σ = 34212533760. Its totient is φ = 22488219648.
The previous prime is 28074062417. The next prime is 28074062447. The reversal of 28074062429 is 92426047082.
It is a cyclic number.
It is not a de Polignac number, because 28074062429 - 220 = 28073013853 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 28074062429.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28074062449) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10978019 + ... + 10980575.
It is an arithmetic number, because the mean of its divisors is an integer number (1069141680).
Almost surely, 228074062429 is an apocalyptic number.
It is an amenable number.
28074062429 is a deficient number, since it is larger than the sum of its proper divisors (6138471331).
28074062429 is a wasteful number, since it uses less digits than its factorization.
28074062429 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3197.
The product of its (nonzero) digits is 387072, while the sum is 44.
The spelling of 28074062429 in words is "twenty-eight billion, seventy-four million, sixty-two thousand, four hundred twenty-nine".
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